
Beijing Lefu Technology Co Ltd.Beijing Shi, China

Henan Institute of Technology

Shandong Ruyi Machine Co. Ltd.

Qingdao Zhengwang Refractory Co., Ltd.

Gordon Holdings LimitedZhejiang Sheng, China

China Light Industry Nanning Design Engineering Co. Ltd.Guangxi Zhuangzu Zizhiqu, China

Zhejiang Keda New Building Materials Co., Ltd.Zhejiang Sheng, China

Wuxi Xupu Energy Technology Co., Ltd.

Wuxi Buzzer Shielding Equipment Technology Co., Ltd.Jiangsu Sheng, China

Beijing Peredoc Technology Co., Ltd.Beijing Shi, China

Shanghai Songsheng Electric Technology Co., Ltd.Shanghai Shi, China

Tianjin Beida Wire & Cable Group Co., Ltd.