1. <legend id="hyffx"><track id="hyffx"></track></legend>

        <legend id="hyffx"><track id="hyffx"></track></legend>
        1. <legend id="hyffx"><track id="hyffx"></track></legend>
        2. <sub id="hyffx"><rt id="hyffx"></rt></sub>
          99精品无码一区二区,久久国产精品日本波多野结衣 ,国产成人精品无码短视频,欧美熟妇丰满肥白大屁股免费视频 ,国产又色又爽又高潮免费,久久国产精品萌白酱免费,人妻体体内射精一区二区,91视频免费

          About HILONG

          HomeAbout HilongHilong Industry

          GO Back

          Hilong Drill Pipe (Wuxi) Co., Ltd.

          Established in August 2005, Hilong Drill Pipe (Wuxi) Co., Ltd. is the first drill pipe and drilling tool manufacturer of Hilong Group of Companies. It specializes in production of such products as drill pipe tool joints, heavy weight drill pipe tool joints and special drill pipe tool joints.
          As a modern specialized petroleum drill pipe tool joint manufacturer, the Company boasts industry-leading equipment and technology for production, processing, inspection and so on and an advanced drill pipe tool joint production line with sound technical process, including: multi-way hydraulic forge production line, IPSEN push-rod continuous furnace heat processing production line, CNC high-efficient thread processing lathes for processing various special threads, etc. Key products of the Company include API-standard steel-grade drill pipe tool joints in the types of E, X, G and S, with size specifications ranging from 2-3/8" to 6-5/8" general tool joints and also covering special-purpose drill pipe tool joints independently developed by the Company, such as those with sour services, arctic service double shoulders, special thread, etc. In compliance with ISO9001 and API Q1 quality management system, the Company adheres to the management tenet of "quality first, users foremost". Based on long-term proven practice and user feedback, it has set up a complete and effective quality management and product quality assurance system, supported by advanced R&D facilities for inspection and new product R&D. In this way, its new products are well received and recognized by an increasing number of users inside and outside China and hence the Company keeps growing.

          聯系方式地址:江蘇省無錫市新吳區梅村錫泰路217號
          電話:0510-85366075
          傳真:0510-85366058
          郵編:214112