By means of theoretical and empirical analysis, the capital asset pricing model (CAPM) and behavior asset pricing model (BAPM) were evaluated. The time series regression and cross-sectional regression were established with the empirical data from Shenzhen and Shanghai stock markets in the last two years....

Although existing studies have covered journal impact factor from many aspects, how to set up a uniform scale model for impact factors of Chinese and English journals is still a problem to be solved and receives more attention in recent years: since current methods such as data classification and statistical...

Academic influence evaluation is an important task in the research institution’s evaluation, ranking and resources allocation. A science network method based academic influence evaluation model is proposed in this paper, which focus on building up a comprehensive model with consideration of the papers,...

Several problems can be changed as equations of the form Tx = x, where T is a given self-mapping defined on a subset of a metric space, a normed linear space, a topological vector space or some suitable space. However, if T is a non-self mapping from A to B, then the aforementioned equation does not...

In this paper we point out the following two points. Firstly, the result of Madjid Eshaghi Gordji et.al [ Madjid Eshaghi Gordji, Maryam Ramezani1, Yeol Je Cho and Saeideh Pirbavafa, A generalization of Geraghty's theorem in partially ordered metric spaces and applications to ordinary differential equations,...

Social media platforms such as Facebook, Twitter, MySpace, Linkedln, and Youtube have attracted substantial number of users, many of whom spend several hours daily on these platforms. These platforms have therefore become fertile grounds for marketers/advertisers to target different types of customers....

People who work in the field of actuarial science pay more and more attention to the risk model with dividend strategy, it has become one of the hot topics in the current actuarial science research. In this paper, we want to study the Gerber-Shiu expected discounted penalty function due to oscillation...

Levy process, as one of the hot issues in the modern ruin theory, attracts more and more scholars in recent years. In particular, the risk model in this paper, as the promotion of the classical model, is different from the classical Cramer-Lundberg risk model. According to the definition of the expected...

Orebodies in shear often fail catastrophically. In this paper, the failure process of pillar in shear was studied numerically by the self-developed 2D Rock Failure Process Analysis code (abbreviated as RFPA2D). This work is focused on the appropriate pillar size for safe and economic extraction from...

Shopping for agricultural products on line becomes a new form of consumer’s consumption in China. Consumers’ satisfaction degree of online shopping for agricultural products directly affects the development of e-commerce of agricultural products. Centering on online agricultural products, referring to...

For today’s increasingly serious problem of urban rainstorm waterlogging, a rainstorm and flood model is established based on SWMM, which selects Guancheng District, Dongguan City, as a relatively closed region. Under the simulation of the design storm return period P=1a, we compared the simulation results...

In Huanggang City ,informatization construction is strengthened step by step nowadays, whether in state-owned enterprises, institutions such as the administrative department for Industry and commerce at various levels, various private enterprises, financial, securities, or the public service industries...

According to the need of the provincial evaluation capacity of the marine economy in this paper, we design the evaluation system for the marine economic based on JAVA as the development language and Oracle 11g as the database. It introduces the division of the system architecture and function module...

In recent years, computer systems are widely used in the modern Chinese part of speech tagging. Modern Chinese part of speech tagging is a basic subject in the natural language processing. It is widely used in machine translation, natural language understanding, establishing of the Chinese corpus, information...

The daily business operation of financial industry makes the abundant data collected by information system piling and expanding, which results in the existed relations and regulations in date can’t be identified in time that makes many valuable information hiding inside but being ignored or omitted....

In China e-commerce is developing rapidly, but the lack of trust becomes the main obstacle to consumer intention in online trading. This paper summarized seven factors affecting the online trading trust level firstly, and made some scientific hypotheses. Then it examined the influence of seven factors...

Currently, the efficiency of medical image fusion algorithms at pixel level is not very high and the algorithm is limited in the traditional one. Directing at the limitations, this paper put forward the improved algorithm and the multi-layer image fusion algorithm creatively, aiming at improving the...

In this paper, necessary conditions for strong law of large numbers for -mixing sequences are obtained, which require low mixing speed.

We prove the equivalence of the limit distributions of an appropriately centered and normalized sum and the maximum sum of - mixing random variables which have finite variances. The result is an extension of a result of Kruglov (1999).

Multi-unit recording of tetrode has been used in spike detections for many years, but traditional feature extraction methods of spikes sorting based on analyzing correlations of single channel data don’t consider relations of each channel data. A new feature extraction method based on quaternion principle...

With the development of global low carbon economy, the academic circle focus more and more on the carbon emissions permit trading, and on the influence on price volatility of carbon emissions permit products.To know more about the price volatility of carbon emissions permit products and to know better...

The mathematical model of earth pressure balance system of shield machine is proposed that is based on the mass balance principal in chamber of shield and Hook law of soil material. The state equation of the system is used to depict the relationship between earth pressure in chamber of shield and angular...

Traditional error separation methods could not tackle systematic error with complicated transformation law in measuring system very well, so that we present an improved Empirical Mode Decomposition (EMD). The end effect existed in the course of EMD decomposition, endpoints continuation based on the degree...

In order to investigate the stocking decision for a two-echelon inventory system of non-repairable spare parts with multiple demand distributions, we present a universal model to calculate non-repairable spare parts fill rate. Because of the diversity of non-repairable spare parts, the assumption of...

Application of 2003-2013 in Malone disease data of potato late blight, relationship to the incidence of late blight in Malone area and the local meteorological conditions were cluster analysis; Select closely associated with the potato late blight and plant pathology has obvious significance for the...

In view of the test about the design of food safety traceability control platform, this paper proposes a data to display detection method, It uses a more intuitive LED display and speech broadcast module to display and report food safety traceability information, the basic principle of this design is...

Multiple attribute decision making (MADM) problems are to find a desirable solution from a finite number of feasible alternatives assessed on multiple attributes, both quantitative and qualitative. In the recent years, MADM has received a great deal of attention from researchers. This paper studies the...

In this paper , a new Hash Function based on one dimensional logistic mapping is constructed , and the control parameter and iteration numbers of piecewise linear chaotic map is produced by the Logistic map. Let the iteration consequence make a linear change, one way scattered functions has a good flexibility...

The harmonious development between urbanization and ecological environment is important part of new urbanization. Urbanization is a major symbol of human civilization progress and economic and social development. It is the only way of backward agricultural country changing to a modern industrial nation,...

Coordinate in undergraduate teaching and the scientific research in our country gained fruitful results, but the quality of higher education still exist many problems, including heavy research light teaching phenomenon is one of the most important problem. The organic integration of teaching and research...

In this paper, we focus on studying traveling waves for the nonlinear vibrational dynamics modeling DNA, which is modified from the Yakushevich model. The Yakushevich model of DNA torsion dynamics supports soliton solutions, which are supposed to be of special interest for DNA transcription. In the discussion...

Industrial design is very important in human being history. This paper reviewed some special perceptions in its whole processing. And nowadays, many new researches and applications are being used in this field: digital design and manufacture, virtual methods, humanistic principles, etc. In future industrial...

Sunflower seed has attracted the researchers’ attention because its’ high nutrition oil. Shell breaking mechanics characteristics test and analysis of sunflower seeds,as to provide a theoretical basis for the pressing equipment and research on sunflower seeds. Through single factor test and orthogonal...

Corn cob dry is the key link of making corn cob powder. In order to ensure the quality of crushed corn cob, the research analyzes the features of hot-air dry of corn cob according to the experiment of corn cob hot-air drying. And the passage inquiries into the influence of different temperatures, wind...

The successful launch of CSI 300 stock index futures on the market improve China's capital market, the operating efficiency of the market and provide investors a risk management tool which can hedge and arbitrage. The existing time of CSI 300 stock index futures is short, so the existing research is...

Malaysia is a major producer and exporter of palm oil in the word while China is a major importer and consumer. In order to study the relationship of the palm oil futuers prices between Buras Malaysia Derivatives (BMD) and Dalian Commodity Exchange (DCE), this article used a series methods such as correlation...

Xi'an has a long history and rich culture. It is China's inland center city, and also the typical of the inland cities. Development of Xi'an urban spatial structure follows the urban master plan, its development process could be divided into four various stages. It is a process: a single center–multi...

Fenghe river is a nature river originating from north of QinlingMountains,it is fed by glaciers and rain. On its way flowing, changes of its quality is varied, because of the Point and Non-point Source Pollution around. The aquatic biodiversity is a good indicator of the ecosystem that reflect water...

Heating industry as a basic industry overall, leading effect on the development of the national economy, and is closely related to people's life. Since the founding of our country heating industry has been rapid development, but also there are very serious problems. China's building energy consumption...

The central heating system is an important infrastructure of city, because it has the advantages of energy saving, environmental protection and the quality of heat supply and so on, will be more widely used in the "energy-saving emission reduction" in the environment. Heat supply network is an important...

Cardiovascular disease is one of the main diseases threatening human healthy. Currently, the main method to detect cardiac function is electrocardiogram (ECG). However, with the development of sensors and signal detection technology, many scholars have accepted to use ballistocardiogram (BCG) signal...

In this paper, an review of common water scale and corrosion inhibitor of central air circulating cooling is given. The focus is on the mechanism of scale and corrosion inhibitor. Indicates the status of research to scale and corrosion inhibitor at home and abroad. At the same time, some existing problems...

The rapid development of private higher education institutions has made private colleges enter an intensive development stage, and the incentive to the private college president has become an important subject. However, the Ex ante incentive is superior to the Ex post incentive, and how to provide the...

High-rise connected structure has been widely used in the country, at present research of its seismic behavior is less. In order to have a clear understanding for dynamic characteristics of high-rise connected structure, and improving the structure’s seismic performance. This paper adopts the universal...

In recent years, high-rise connected structure is a structure form that is used widely, in order to research the structure’s dynamic characteristics, and improving the structure’s seismic performance. This paper adopts large finite element software ANSYS to establish finite element model of high-rise...

Concrete gravity dam is a common hydraulic structure in order to have a clear understanding for concrete gravity dam in the operating process researching stress and deformation distribution of concrete gravity dam. This paper adopts the universal finite element calculating software to simulate and calculate...

Bifurcated pipe belongs to complex spatial structure, and when it bears the inner and the external water pressure, the bifurcation structure enters in complex stress state. Dongjiang Hydropower Station is located upstream of the Xiangjiang River tributary in the southeastern territory of Zixing, Hunan...

Baiyinhua Reservoir is located in Oumulun River, Ar khorchin banner in Inner Mongolia. The irrigation area of design is 53600 mu, and it is a medium-sized reservoir which is given priority to with irrigation. This article gives the stress and deformation distribution during construction and operation...

Concrete arch dam as an important hydraulic structures, in recent years has been widely used in water conservancy projects. Gucheng Reservoir is located in the ancient city of Yanqing County in Beijing, where is 10 km from the dam to the county, control drainage area above the dam 119 km2 ,which is an...

Concrete arch dam is the main structure of water conservancy projects which have the advantages of a artistic shape of structure and good mechanical properties, and it has been widely used in water conservancy projects. Banjiang Reservoir is located in Zijiang River two tributaries of Dongkou County,...

The numerical simulation study for water conveyance of penstock laid on downstream surface of overfall dam on water security is of great significance. Static analysis of penstock laid on downstream surface of overfall dam is the foundation of design and construction, includes the calculation and analysis...

The stress and strain of dam structure not only are the index of dam structure rigidity, but also are the basis of identifying whether the dam structural damage occur. Static analysis of dam is the foundation of design and construction of dam, includes the calculation and analysis of stress and strain...

Pressure pipeline's length to diameter ratio is very big, easy to instability, stress situation more complex than the pressure vesse. The numerical simulation study for pressure pipeline on water security is of great significance. Static analysis of pressure pipeline is the foundation of design and construction...

The engineering big punch inverted siphon is located in coastal tidal areas of Doumen country, Gangdong province, and engineering use hinged assembly structure, method of construction using prefabricated Floating. First the pipe body is prefabricated, then floating and sinking into place, and then joints...

Hongyan hydropower station is located in Maotiao river, in Xiuwen county of Guizhou province,it is a power generation project and designed the third class structures, Pivotal Project are composed of dam, water diversion tunnel, powerhouse, subsidiary dam, etc. Dam is concrete double curvature arch dam....

Guanping aqueduct is located at main canal of reservoir's irrigation district in the Dayong county, Hunan province, this aqueduct is reinforced concrete rib arch aqueduct, main arch ring is variable cross-section reinforced concrete double rib structure, arch axis is suspension of attachment, reinforced...

As the south-north water transfer project starts work, construction of aqueduct in China has entered a new period of development. Static analysis of aqueduct structure is the foundation of design and construction, includes the calculation and analysis of stress and strain of aqueduct structure. The stress...

In the paper, we combined with an actual engineering about an old bridge which filling pile. Through conducting the structure performance testing and cap beam Carrying Capacity of the old bridge, and using the comprehensive assessment method grading the old bridge, these provide a scientific basis for the...

Plate heat exchanger is a kind of compact heat exchanger, which has high heat transfer coefficient and compact structure and is easy to wash.In recent years it has been widely used, but also has the disadvantages of big flow resistance.In this paper the numerical simulation is performed by using the...

Transfer functions are commonly used in the analysis of systems such as single-input single-output filters, typically within the fields of signal processing, communication theory, and control theory. Transfer function models is of considerable interest in economics, engineering, biology, and many other...

Objective – The paper’s aim is to explore an efficient statistical arbitrage system. Methods – The paper use moving-window and Regression model to identify the volatility of the relation between two assets. When the relation move beyond normal range which defined by quantile, arbitrage opportunities...

The quantitative research on the key factors affecting the development of science and technology talent. Based on grey correlation theory, the study analyze the factors that influences the sustainable development of science and technology talent in Tibet, and it discussed the various factors associated...

With rapid development of soybean industry in recent years in China, the soybean wastewater is doing greater and greater harm to the water environment. Now the SBR (Sequencing Batch Reactor) process has been widely used all over the world, and the SBR process is a biologic treating process of wastewater...

Recently years many large lakes are eutrophic or in serious state of eutrophication. And most eutrophic water from phosphorus control action is the amount of input, so how to effectively reduce the phosphorus content of sewage has become noticeable within the field of environmental protection issues....

According to the boundary integral equations, numerical simulation of wave scattering around a cavity with a circular cross-section embedded in saturated soil is obtained using integral transform methods. The numerical results of this study show that the dynamic stress concentration and pore pressure...

For a saturated soil, a saturated poro-elastic model is more realistic than the linear elastic or the visco-elastic one. Based on the Fourier transform method in the frequency wave number domain, the expression of the equivalent stiffness of the saturated poro-elastic half space interacting with an infinite...

In order to get the change of surrounding rock temperature during hot dry rock reservoir productive process, we used the Transport of Unsaturated Groundwater and Heat (TOUGH2) software to simulate the model which attached surrounding rock to hot dry rock (HDR) reservoir. On the condition that we set...

Steel production is regarded as a typical multi-stage system given its long process flow feature. In this paper, the quality predictive control features of steel production is studied; a two-phased PSO-SVM predictive control model for multi-stage production is established. In order to solve the model,...

Fire accident in grassland is a disaster which endangered the pastoral area of prairie grievously, and the spread of fire accident will cause inestimable financial loss and vast environmental destruction. If we can estimate the extended tendency of fire in pasture land accurately, it will exert a beneficial...

The aim of this study was to investigate the surface propertity and biocompatibility of Ti and Ti6Al4V after the treatments of sandblasting by Al2O3 and etching by hydrochloric acid-sulfuric acid mixture. Surface morphology of samples was observed using scanning electron microscopy and the roughness...

This article tries to find an arbitrage strategy in the gold prices market of China. And the method is the linear regression based on the time serious date, the gold price, the gold companies’ stock prices and other metals prices from 2002 to 2014, and the data of different period, so we tried to test...

With the rapid development of electronic business, many online group-buying websites emerged, these websites provide products or service to customers with a discount. What kinds of products can increase customer purchasing intentions still an austere fact in the face of competition for the managers of...

The aim of this study was to investigate the surface morphology, hydrophilicity, and effects of sandblasted and acid-etched Ti, Ti6Al4V, and Ti6Al7Nb on the bioactivity of osteoblasts. The surfaces of Ti, Ti6Al4V, and Ti6Al7Nb were treated with Al2O3 sandblasting and a hydrochloric acid–sulfuric acid...

The study examined the response of MG63 to Enamel Matrix Derivative (EMD) on the coarse-grit-blasted and acid-etched surface disks. We characterized associated changes in proliferation and differentiation related intracelluar signaling molecular including mitogen activitied protein kibase. The major...

To investigate the effectiveness of Titanium and Ti6Al7Nb surface by the mechanical grinding and sanding acid etch on mouse osteoblastic adhesion, proliferation and differentiation. In Titanium and Ti6Al7Nb surface by mechanical grinding and sanding acid corrosion are different processing to prepare...

In this paper, we studied that how a real estate enterprise conduct risk identification, risk analysis and assessment, and risk coping and controlling when it was constructing a new project. In this paper, we set the fenglin residential construction project as our empirical case. Based on the data collected,...

Optimizing Si/Al is 25, 38, 50, 80 four kinds of models of Na type molecular sieve, 1 mol/L concentration of ammonium nitrate by immersion, mixing, filtering, by means of the modified roasting, prepared a variety of models of H-ZSM-5 catalyst for synthesis of diethylene glycol methyl ether acetate(DGMEA)....

In today's society, the development of green economy has become an important trend. There is a large population base in our country, and the resources is relative short, as well as the environmental carrying capacity is not strong. In recent years, faced with increasingly severe sandstorms, PM2.5 pollution...

It is possible to track and monitor the multi-temporal marine pollution caused by large-scale reclamation engineering techniques by using remote-sensing techniques, which can overcome the spatial and temporal constraints of situ sampling. The concentration of chlorophyll-a is a widely used indicator...

Bubble pump was proposed to replace the traditional mechanical solution pump in the lithium bromide absorption chiller, for its advantageous feature that can be driven by industrial waste heat or solar energy or other low-grade energy. It is found that different flow patterns in ascending pipe have large...

Fluoride pollution in natural water may create severe threats for human health. In this study, lanthanum modified attapulgite (La-ATP) was synthesized and used as a novel adsorbent for removal of fluoride in aqueous solution.Characterized results showed that the mass content of Lanthanum oxide was 3.30%....

Through the literature data method, experimental method, the experiment in teaching reform of teaching methods -- using the psychological skill training methods in the goal setting training, have influence on the destination of grade 2008 of Huanghe Science and Technology College sports dance course...

The sports dance is a mixture of dance, music, clothing, manners and physique together with its elegant sports, sports, art, education across three fields, is one item has the aesthetic value and entertainment value of fitness high comprehensive art. Sports dancing is a popular student favorite exercise,...

The thesis many studied the complete movement arrangement of the rhythmic gymnastics in our country through the analysis of the movement connection, apparatus throwing and catching, selection of music, completion capacity and the changes in team formations. Rhythmic Gymnastics is a kind of sports programs...

The thesis performed the studies for the construction of physical education basis on below aspects: strengthen the ideological construction through deepening the understanding for education practice; establish excellent instructing teacher teams; comprehensively improve the comprehensive qualities of...

After a deep investigation on the maximum terms space of the clause set, the concept of the partial maximum terms space of the clause set, which the maximum terms of the clause set decomposed, is brought forward. By investigating the extension rule, this paper introduces the concept of the satisfiability...

By taking all companies listed in Chinese A share market as research sample, this paper deeply explores current situation and characteristics of Chinese listed company carbon information disclosure from two perspectives, quantity and quality of carbon information disclosure. The results show that industry...

Ethylene glycol butyl ether and acetic acid as raw materials, cyclohexane as dehydrant, by direct esterification method, under p-toluene sulfonic acid catalyst, the catalytic synthesis of ethylene glycol butyl ether acetate(EGBEA). In the single factor experiment examines the usage of the influence of...

This literature review presents an overview of the definition of brand, important roles of brand, followed by the characteristics of successful brands, consumer buying behavior and finally the models of consumer behavior. Brands are so important that they are regarded as the equity to a firm. Brand equity...

The research of stock price volatility is very important. Traditionally, the stock price is usually processed as a time series, and don't consider the influence of stock trading volume. In this paper, we use Gaussian Mixture Model method to the clustering analysis of stock price volatility based on stock...

Object oriented algorithm is used for intelligent substation information process, based on XML Schema. One of the most important sessions for the intelligent substation construction is to integrate the mass historical data of devices and to establish the multi-dimensional model for OLAP or data mining....

The formation of intelligent substation is the inevitable rule that substation develops. Substation intelligence is realized by the devices' data collection, transmission, analysis, and processing, etc. Considering data information as one of the media for substation intelligence, multifarious senior...

Traditional power supply system with the method of centralized power generation, and then use electricity transmission network transmit electricity to the user. Research model is the basis of the research on the subsequent issue, how to set up a valid practical problems but not entirely confined to the...

With the development of society, the energy and environmental problems have emerged, and restricts the development of traditional large power grid. In such a situation, it is particularly important for the rational use of new and renewable energy, so the power supply form of distributed generation has...

With the continuous development of society and improvement of people's living standards, people requirements for power system increasing. The smart grid is the inevitable trend of power grid development, at present China's smart grid research and construction, the prospect is optimistic. Compared with...

The new energy power generation technology in our country has made some progress, some areas have practical applications. Micro grid system is made up of new energy can improve the reliability of power grid in our country, and can improve the quality of electric energy. New energy of micro grid system...

With economic globalization process accelerating, we select the core manufacturing companies’ delivery on time for the study is because the core manufacturing enterprises have strong generalizability and typicality, and China is a global manufacturing power that the core manufacturing sector having significant...

China's economy has developed for 30 years. The traditional financial market efficiency decreases gradually that makes financial innovation become an inevitable trend, so the internet banking was born. Internet-based finance is an emerging finance, realizing financial accommodation, payment and infomediary...

With the development of economy and increasingly fierce market competition, the realization of self-worth for customers themselves is pushed to a new level. With the progress of science and technology and information, the traditional organizational structure design won’t satisfy the need of today’s enterprise,...

With the development of mobile internet, behavioral style of everyone and all walks of life in the world is constantly changing, especially the development of smart phone. Xiaomi phone creates one after another marketing miracle through social media. This article studies the marketing strategy of Xiaomi...

For the past few years, the study on the technology of internet of things (IOT) has become a hot topic of the field of science at home and abroad. In the filed of farm products logistics, the technology of internet of things can effectively track, trace and manage the farm products in the supply chain...

A perfect logistics distribution system is not only the guarantee of high-quality service of retail enterprises but also the most important factor influencing the costs and profits of retail enterprises. However, the development of China’s logistics industry is not mature and most retail enterprises...

Since the 1990s, with the rapid development of Internet technology, network has gradually walked into our life. At the same time, the information construction in China has been vigorously developed. In China, rural population takes up a large part of the population. It has always been an important issue...

By far, logistics has had more than 100-year development history since it was put forward by Johnsy Baker in 1905 in Troops and Transportation of Munitions. Most logistics mentioned by people in daily life are modern logistics which means a new-type integrated management combining all logistics activities...

O2O e-commerce model is a promising young e-commerce model derived from the traditional e-commerce model, it especially solves the store sales problem in service industry and commodity backlog problem of traditional business. After the rise of e-commerce in China, e-commerce got wide response of merchants...

Since China is a vast agricultural country, effective circulation of agricultural products is closely related to national economy development, agriculture modernization as well as fundamental interest of farmers. With the rapid development of agricultural economy, people’s life quality has been constantly...

Along with the application and development of E-commerce in all sectors of the society, the agricultural development in China has entered into a new era. The appearance of network marketing of agricultural products will inevitably bring along with a glittering array of opportunities, which has a significant...

Along with China’s economic globalization, the promotion of enterprises informatization and e-commerce are rapidly emerging. As a result the express industry shines out in the logistics industry and development of social economy. The soc-called accelerator for economic development is infiltrated into...

O2O e-commerce model is a promising young e-commerce model derived from the traditional e-commerce model, it especially solves the store sales problem in service industry and commodity backlog problem of traditional business. After the rise of e-commerce in China, e-commerce got wide response of merchants...

In the 21st century of economic globalization development, with the rapid increase in economic level and deepening of open-door to the outside world, China's cold chain logistics level is gradually geared to international standard and has undergone tremendous change. On the one hand, after our academic...

Nowadays, mobile games have already become one of the indispensable entertainments in people’s spare time, especially as smart phones gradually become popular, mobile Internet technology becomes mature, mobile game industry is in rapid development and the industry scale is also expanding. Therefore,...

In the development of modern logistics, joint distribution is one of the most important fruits of logistics distribution technology innovation and has become an important means for chain enterprises to adopt unified procurement and distribution. Joint distribution system is the “nerve” of chain management,...

China has entered the 21st century of economic globalization. As the market economy grow rapidly and the opening up further deepens, huge changes have taken place in China’s electronic commerce market and the main payment form. In the era of 3G, based on the application of computer network and electronic...

In recent years, with the adjustment of agricultural structure and improvement of resident consumption level, quantity and circulation of fresh agricultural products have been increased year by year, which results in higher demand for safety and quality of fresh agricultural products by the whole society....

Since the reform and opening up, especially the 21st century, with China's rapid economic development, the logistics industry has become a sunrise industry in national economy, but also a new economic growth point. At present, Chinese governments at all levels and many companies regard the logistics...

In the 21st Century, as women’s pursuit for beauty is constantly increasing accompanied by the rise of e-commerce, Jumei quickly stands out and presents itself in front of women after it was founded in 2010. Jumei, the first time-limited cosmetic sales website in China, has had over 80% shares of the...