Jiyuan Zhongzhong Heavy Machinery Manufacture Co., Ltd. is a joint-stock enterprise specialized in the production, trade and export of machinery products. We have advanced production equipment, deep technical force strict quality assurance system, which ensures high-class quality. ...

With years of experience supplying petroluem equipements and tools for domestic trading company, Xi&＃039;an Reliance Petroleum Machinery Co. Ltd. founded its own office began commercial business in 2006. The company is located City, China, one the most ancient city world, which has long ...

Established in 1998, our company is a professional technology-oriented enterprise specialized the production of drilling equipment and tools. We are one leading corporations tools workover fishing tool manufacturing industry. have three series with full model types, such as:Drilling Bit ...