King Saud University, Kingdom of Saudi Arabia
Seokyeong University, Republic of Korea
Qingdao University, China
Shandong University, China
Shandong University, China
Yantai University, China
Ocean University of China, China
Hebei University of Technology, China
Yanshan University, China
Changchun University of Science and Technology, China
Xihua University, China
Southwest University Of Science And Technology, China
The Chinese University of Hongkong, HK, China
Technische Universitat Clausthal, Germany
University Kebangsaan Malaysia, Malaysia