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Company Introduction
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Henan Liwei Industry Co., Ltd. is located in Shangjie District, Zhengzhou City, Henan Province. It was founded in 1988 and covers an area of ​​42,000 m2. It is specialized in the production of rubber, metal, fabric expansion joints and rubber lined pipe and pipe fittings and is widely used in nuclear power, thermal power desulfurization and denitrification enterprises such as environmental protection products. It is a member of China National Defense Corrosion Technology Association and one of the drafting units of GB/T-26121-2010 "Flexible Rubber Joint" standard. Liwei has won the honor of Zhengzhou City's advanced industrial economic development unit, Zhengzhou advanced taxation unit, Zhengzhou patent demonstration enterprise, Henan famous trademark, and Henan province's “contract-honoring and trust-keeping”.

Our company has a professional technical team, engineers and professional technicians are technicians with rich experience in the industry. Over the years, the company has been following the business philosophy of “based on scientific and technological innovation and committed to environmental protection”, established Zhengzhou Compensator Engineering Research Center, developed more than 20 patented products, and obtained special equipment manufacturing license issued by the State Administration of Quality Supervision. The certificate (pressure pipe components) has passed ISO9001:2015 quality management system certification, ISO14001:2015 environmental management system certification, OHSAS18001:2007 occupational health and safety management system certification.

The company integrates R&D, design, manufacturing, sales and service into one, with strong technical force, excellent production equipment and complete testing means. It has a 5×12 m vulcanization tank. The main products are flexible rubber joints, metal steel expansion joints, compensator, steel pipes and fittings, anti-corrosion lining pipes and fittings. The large-diameter manufacturing process of the flexible rubber joints produced by the company adopts the molding technology, is molded, has high internal density, can withstand higher pressure, and can play the role of shock absorption and noise reduction. The products are sold to many provinces, municipalities and autonomous regions in China, and are also exported to the United States, France, the Netherlands, Singapore, Malaysia, Pakistan and other countries.