
Tianjin PetroChina Haixiang Oilfield Engineering Service Co., Ltd.Tianjin Shi, China

Eberspächer Controls Landau GmbH & Co. KGRheinland-Pfalz, Germany

Dongying Huijufeng Petroleum Technology Co. Ltd.

Hangzhou Hydrocarbon Technology Research Co., Ltd.Zhejiang Sheng, China

Southern Commuter Lei Clothing Co., Ltd.Jiangsu Sheng, China

PRIMOREELS A/SDenmark

Telesensomatic Gmbh

Shaanxi Dulatu Environmental Art Engineering Co., Ltd.Shaanxi Sheng, China

Beijing Zhongke Laite Electronics Co., Ltd.Beijing Shi, China

CHONGQING BOJU GFRP CO.,LTDChongqing Shi, China

Rauma-Repola Oy

Shanghai Dongjia Industrial Co., Ltd.Shanghai Shi, China