
Xuzhou Xugong Railway Equipment Co., Ltd.

Guangzhou Cool Craftsman Information Technology Co., Ltd.Guangdong Sheng, China

Shanghai Jingdong Construction Development Co., Ltd.Shanghai Shi, China

Zhejiang Tiangong Intelligent Electronics Co. Ltd.

China Second Metallurgical Group Corp. Ltd.

Chia Hung Chen,China

Beijing Zhuofang Vision Technology Co., Ltd.Beijing Shi, China

Donglim Co. Ltd.South Korea

Hangzhou Huayan Digital Electronics Co., Ltd.Zhejiang Sheng, China

Chengdu Youshi Optoelectronics Technology Co., Ltd.Sichuan Sheng, China

Centro Colture Sperimentali Valle D'Aosta Srl

Xiamen Zhongjiayuan Ecological Technology Co., Ltd.Fujian Sheng, China