Shanghai SIGMA High-tech Co.,Ltd.Shanghai Shi, China
Shenzhen Guanhua Jewelry Co., Ltd.
Foshan Xiaoxian Interconnection Electrical Technology Co., Ltd.Guangdong Sheng, China
Luoyang Dahua Intelligent Technology Co., Ltd.Henan Sheng, China
Chengdu Ruiyao Electronics Co., Ltd.Sichuan Sheng, China
Yunnan Electric Power Research Institute (Group) Co., Ltd. Electric Power Research Institute
Chi Fang Design Co Ltd.Jiangsu Sheng, China
Shanghai Mitsui Kozhong Vacuum Equipment Co., Ltd.Shanghai Shi, China
Sichuan Kaixin New Material Technology Co., Ltd.Sichuan Sheng, China
Qingshenxin Tongling Building Materials Co., Ltd.Sichuan Sheng, China
Nan'an Nangang Stone Industry Co., Ltd.Fujian Sheng, China
Yangzhou Times Electronics Co., Ltd.Jiangsu Sheng, China