Zhejiang Hangrun Heavy Industry Piping Co., Ltd., founded in 1992, located in Longwan High-Tech Industrial Zone, Wenzhou, owns international standard testing, research & development and high-grade manufacturing equipments. It owns 10.08 million RMB registered capital, and over 8000 m2 floor area, and is an AAA-grade credit enterprise. Presently, it owns 218 employees in total, including 18 management persons, 2 senior engineers, 1 senior economist, 8 engineers, 12QC persons and 180 technical workers. It mainly produces various pipe fittings and flanges made of stainless steel, 2-phase steel, brass alloy, alloy steel, Ti alloy and so on, and the annual output is up to 3000 tons, with complete specifications (DN15-DN3000), according to GB, SHJ, HGJ, HG, ANSI/ASME, JIS, DIN, BS standards, or users' drawings.

Its products are widely used in domestic and foreign petroleum chemical industry, petroleum industry, chemical industry, textile, paper making, electric power, shipbuilding, metallurgy, foods, pharmacy, machinery, nuclear power and so on. Besides domestic market, its products are exported to USA, UK, Switzerland, Singapore, Korea, Japan, Germany, France, Italy and Brazil etc., in great quantities.