Fritz Buser
Xichang University
Beijing Weijie Dongbo Information Technology Co., Ltd.
JoulWatt Technology Inc. Limited
Beijing Bbef Science & Technology Co. Ltd.
Diantong Co., Ltd
Henan Yuqianxin Metal Technology Co., Ltd.
Ruhrchemie AG
Chizhou Banzhu Technology Co., Ltd.
Danjiangkou Danjiang Auto Transmission Shaft Co. Ltd.
Gaoyou Gaoyuan Machinery Manufacturing Co., Ltd.
Ningbo Shuangyu Electromechanical Manufacturing Co., Ltd.