
Chongqing Liangjiang Smart City Investment and Development Co., Ltd.Chongqing Shi, China

Wuxi China Resources Micro-Assembly Technology Co. Ltd.

Guangzhou Youzhi Information Technology Co., Ltd.Guangdong Sheng, China

Guangzhou YiFeng Technology Electron Co.,Ltd.Guangdong Sheng, China

Shanxi Jincheng Power Supply Co.

Dongguan Jiasheng Plastic Packaging Products Co., Ltd.Guangdong Sheng, China

Kunststoff-Institut für die mittelstndische Wirtschaft NRW

Pretec Electronics Corp.California, United States

feng yu industrial co., ltd.

Chongqing Daocheng Machinery Co., Ltd.Chongqing Shi, China

China Railway Bridge Bureau Seventh Engineering Co., Ltd.

Zhongcheng Guolian (Henan) Biotechnology Co., Ltd.Henan Sheng, China