- Xi'an Shanglin Oilfield Equipment Co., L
- Address:Building31,Tangyuan Xiaoqv,No.69 Dianzi Zhengjie, Yanta District, xian, Shaanxi, China
- Tengzhou Chenghai-tool Machine Co. Ltd
- Address:No.1-3 Xinju street, Zaozhuang, Shandong, China
- Guangzhou E-Fung High Lighting Co., Ltd.
- Address:Jiaoxin South, Guangzhou, Guangdong, China
- Tianjin Selte Petroleum Drilling Tools
- Address:No.2 Road, Northern Area, Economy and Technology Development Zone, Tianjin, Tianjin, China
- Jinan Liaoyuan Machine Co., Ltd
- Address:Lixia District, Jinan, Shandong, China
- Mudanjiang Xinbeifang Petroleum Drilling Tool C...
- Address:China, Mudanjiang, Heilongjiang, China
- Jinan Zheng Ying Zhong International Trade Co.,...
- Address:TIANCHEN STR., JINAN, SHANDONG, China
- Xi'an Kosun Machinery Manufacturing Co., Ltd
- Address:2407 Langchen Building,Gaoxin 4th Road,Xi'an 710075 China, Xi'an, Shaanxi, China
- Huangshan Wannan Machinery Co.ltd
- Address:193 huangshan road, Huangshan, Anhui, China