
Zhenjiang Renjie Medical Equipment Co., Ltd.Jiangsu Sheng, China

Shanghai Yinting Innovation Stainless Steel Development Co., Ltd.Shanghai Shi, China

Shenzhen Dianlan New Energy Technology Co., Ltd.Guangdong Sheng, China

Shenzhen Xuncheng Technology Co., Ltd.Guangdong Sheng, China

Zhonghong Construction Co., Ltd.Guangdong Sheng, China

Anhui Meibo Intelligent Technology Co., Ltd.Anhui Sheng, China

Guangdong Hua Can Dianxun Science & Technology Co. Ltd.Guangdong Sheng, China

Suzhou Ruimeidi Environmental Protection Technology Co., Ltd.Jiangsu Sheng, China

Beiziwei Instrument(Suzhou)Co.,Ltd.

Guangdong Fosber Intelligent Equipment Co., Ltd.

CNPC Tubular Goods Research Institute

Anhui Yihe Cable Co. Ltd.