Tianjin Jihua Rubber Products Co., LTD. (Sales of rubber seal product series), the predecessor of the Chinese People's Liberation Army 3531 factory, was established in Shanxi Wenxi in 1965, is specialized in the production of rubber products enterprises, in 1991, the factory moved to Langfang City, Hebei Province due to the third-line strategic transfer of military enterprises, in 2011, due to real estate development. After restructuring, the company moved to Jingbin Industrial Park, Wuqing District, Tianjin. In 2018, the company was recognized as a national high-tech enterprise.
Our company is the domestic specialized production of water supply and drainage rubber sealing ring enterprises. Since 1993, we first developed and produced the rubber sealing ring for water supply and drainage together with the new cast pipe, which has a history of more than 20 years. The main products produced by the company are water supply and drainage rubber seals, which are mainly used in large-scale municipal and resident drinking water projects and large-scale sewage projects, such as the national south-north water diversion project, Yellow River diversion project, municipal water works and so on. The products fully comply with European drinking water standards and Chinese urban drinking water standards, the products are colorless, tasteless, there are 9 series of 500 varieties, In addition to domestic sales, the products are also exported to Spain, France, Ireland, Senegal, Australia, Russia, Greece, Saudi Arabia, Kuwait, New Zealand, Singapore, Vietnam, India, Algeria and other more than 90 countries. The company has passed ISO9001 quality system certification and ISO4633 product certification of French BV company, the product has obtained the British WRAS health license certificate, passed the British health testing agency test, and met the European drinking water standards; The products have obtained the domestic drinking water sanitation license certificate, passed the Tianjin sanitation testing institution testing, in line with the domestic drinking water standards company advanced equipment, the annual production of various specifications of rubber seals more than 5 million, to ensure the needs of large projects.
The company has an excellent management team and strong research and development ability, the company's management has a high level of enterprise management and experience, unity and cooperation, a high degree of responsibility, so that the enterprise on the road of sound development. The company is a national high-tech enterprise, Tianjin level science and technology enterprises. The company's technology center has the research and development capability of this product, and various specifications of water supply and drainage rubber rings from DN50mm-DN2600mm can be designed and put into production. The company participated in the formulation of two industry standards, "Guidance for the preparation of bidding documents for ductile iron pipes, pipe fittings and accessories for Water Transportation" and "Pipe jacking of Ductile iron pipes for trenchless pipeline Construction".