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Anhui Hengsheng Science and Technology Development Group Co., Ltd is a diversified and modern enterprise specialized in R&D for the equipments and installation of pipeline quick repair, and own several branches concerned Microelectronics, Machinery, Chemistry and elastomeric seals, etc. We have independent intellectual property products, with Anhui province "high-tech enterprise" certification. And participate in drafting the industry standard of JC900-2002 and JC/T2090-2011, the National standard GB23440-2009 and many materials standard as a major member. We will be approved to draw up the industry standard of ductile iron pipeline quick repair clamp by MIIT, and already passed audits by Expert Committee. It has far-reaching influence for developing Chinese pipeline repair industry. Our products include Pipe repair clamp, Tapping Tee, Quick repair union, Special seal tape, Pipe tapping machine, CST pipe repair agent and other pipe repair devices. ‘Wu se shi’ is ‘Anhui well-know brand’ and ‘Anhui famous brand’, especially for our high-pressure resistance pipeline repair clamps. It is a Chinese leader in pipe repair industry with its new seal structure for high-pressure resistance, the seal reliability, high-quality standard parts & accessories and simple installation. We own many patent of inventions, core technology, strong technology force and leading R&D strength. Our R&D centre will develop new competitive products and promote the level of pipeline repair industry constantly. We have a good after-sale service network & team and many logistic centres in Kunming, Guangzhou, Tianjin, Shenyang, Chongqing, Xian, Guiyang, Changchun, etc. Our products cover the market of nearly all cities in China and being exported to the global market. Warmly welcome to visit our company and have a trip to Jiuhua Mountain & Yellow Mountain.