Semi Photonics Co LtdUnited States
China Youke Communication Technology Co. Ltd.
Shenzhen Zhengtong Jiaming Optoelectronics Co. Ltd.
Union Technical Services LtdGlasgow City, United Kingdom
Idaax Technologies Private LtdUnited States
Liaoning Faku Ceramic Engineering Technology Research Center
Foshan Jintai Photoelectric Technology Co., Ltd.Guangdong Sheng, China
Shanghai Chief Land Electronic Co. Ltd.
Yunnan Jianyuan Electric Equipment Co. Ltd.Yunnan Sheng, China
Changxing Zhibo New Material Technology Co., Ltd.Zhejiang Sheng, China
Shaoxing Yeer Window Decoration Co., Ltd.Zhejiang Sheng, China
Geophysical Survey Team of Shandong Coalfield Geology Bureau