
Jiuquan Vocational and Technical College

Ningde Zhuo High-tech Materials Technology Co., Ltd.Fujian Sheng, China

Jiangsu Water Conservancy Kance Design Research Yuan Co. Ltd.Jiangsu Sheng, China

Bao Ji Ou Ya Hua Gong She Bei Zhi Zao ChangShaanxi Sheng, China

Chengdu Haoqin Technology Co., Ltd.

HuroFrance

Encore Rail Systems, Inc.

Henan Tianyi Shock Absorber Technology Co., Ltd.Henan Sheng, China

Dongguan Xingzhengcheng Environmental Protection Material Technology Co., Ltd.

Guangzhou 3E Machinery Co.,Ltd

Rigol Technologies Co., Ltd.

Shanghai Quzhi Network Technology Co. Ltd.