Taiyuan Fenghua Information-Equipment Co. Ltd.
Shitong Haitai Pump Industry (Tianjin) Co., Ltd.Tianjin Shi, China
Xiamen Zhengxin Industrial Co., Ltd.Fujian Sheng, China
Harbin Boshen Technology Development Co., Ltd.
Shanghai Tingyu Industry and Trade Co., Ltd.Shanghai Shi, China
Shanghai Tuohe Rail Transit Equipment Co Ltd.Sichuan Sheng, China
Axia Medical Instrument Co., Ltd.
Zhixing College of Hubei University
Suzhou Tong'er Engineering Machinery Co.,Ltd.Jiangsu Sheng, China
Chongqing Dayou Metal Co., Ltd.
Cangnan Lingquan Polishing Machine Tool Manufacturing Co., Ltd.Zhejiang Sheng, China
PetroChina International Pipeline Co., Ltd.Beijing Shi, China