Shanxi Fenglei Drilling Tools Co., Ltd (SFDT) is the leader of drill stem technology and drill string components, which is granted API Spec.7, 7-1, 7-2, ISO 9001, ISO 14001 and ISO 18000 certificates. The company was founded in 1968 and has been manufacturing the top quality drill collar, integral heavy wall drill pipe and kelly since 1978. Its welded (heavy weight) drill pipe production line was put into production in 2003. ……


Quality Assurance

No matter when and where, the performance of the drill pipe is a critical factor to the drilling process. In order to control the quality during all manufacturing process ……

Technical Assistance and service

SFDT regards the customers which purchases SFDT’s products as our strategic coperation partners. In order to win the mutual progress and harmonious relationship, SFDT solemn confirms to supply the long-term technical assistance ……


Copyright: Shanxi Fenglei Drilling Tools Co., Ltd ©2009-2020
Technical Assistance: Haishuo Technical Co., Ltd
快乐双彩基本走势图 国内正规期货配资平台 白姐必选一肖一码 广东11选5怎么赚钱 湖南快乐十分任三追号软件 世界著名赌场有哪些 贵州11选5下载安装 北京pk10appios 陕西11选五开奖结果 中国体育彩票双色球中奖规则 体育彩票泳坛夺金规则