Founded in 1988, it is a wholly-owned subsidiary of Longquan (stock code 002671) as a pipe fitting supplier. Fully committed to the production, research and development, sales of a full range of high- and low-pressure pipe-fittings.

The company covers an area of 66,700 square meters, and the building area of 50,000 square meters. The registered capital is 151 million yuan, and total assets is 558 million yuan. It was editor-in-chief of the national standard GB/T 12459-2017 "Steel butt welding pipe fittings-Types and parameters" and GB/T 13401-2017 "Steel butt welding pipe fittings-Technical specifications", and it participated in the Ministry of Energy standards NB/T 20005.15-2013, NB/T 20005.16-2012 and NB/T 20007.9-2011. At present, it has more than 30 patents, and many patents are still being filed.

The company's products cover various types of pipes and accessories, the main products are high pressure hydrogen pipe fittings, nuclear pipe fittings, special material pipe fittings, prefabricated assemblies, is the main supplier of Sinopec, petrochina, CNOOC, CGN, CNPC, State Power Investment and large private enterprises and other units. In 1996, it obtained the "Civil Nuclear Pressure Equipment Manufacturing Qualification License" issued by the National Nuclear Safety Administration. In 2003, the domestic development of high-pressure hydrogen pipe fittings was realized.