Xinjiang Xinwang Mining Industry Co.,Ltd.Xinjiang Uygur Zizhiqu, China
Proportional Technologies, Inc.Texas, United States
Sangnuopu Precise Optical(Kunshan)Co.,Ltd.Jiangsu Sheng, China
Metaltech Co. Ltd.Aichi-ken, Japan
Guangzhou Yingcheng Information Technology Co., Ltd.Guangdong Sheng, China
Guangdong Senyuan Mengma Industrial Co., Ltd.Guangdong Sheng, China
Shenzhen Weilangte Technology Co., Ltd.Guangdong Sheng, China
Shanghai Weichi Electronic Technology Co., Ltd.Shanghai Shi, China
Shanghai Yaoshan Electronic Technology Co., Ltd.Shanghai Shi, China
Zhe Jiang Kai Wen Ci Gang You Xian Gong SiZhejiang Sheng, China
Anhui Nenghui Rail Transit Technology Co., Ltd.Anhui Sheng, China
Yulan Cable Group Co., Ltd.