Ningbo huao Tao Stainless Steel Pipe Co., Ltd., a joint venture in Hongkong, is located in the Ningbo city of Wang Chun industrial area. It is the first manufacturer of thin-walled stainless steel connection technology in China. It is also one of the manufacturers to produce thin-walled stainless steel pipes and fittings in China. The products are suitable for water supply and gas pipelines. The company is the first domestic patent ZL 96211525.8 (nine national patents), and there are five stainless steel tube production lines (and another one is being installed), and all of them are equipped with American Lincoln (LINCOLN) automatic argon arc welding machine. The company is a new high-tech enterprise reidentified by the state. It has been certified by ISO9001 quality management system and ISO14001 environmental management system and national special equipment manufacturing license (pressure pipeline). It is the only two time certified by the British water center (WRAS) (TIMKEN) in the same industry in China.

The company is the participating unit of the national standard design atlas 04S407-2 of the construction water supply stainless steel pipe and pipe, and it is also the participating unit of the revised GB50028 for the city gas design code. "Thin wall stainless steel water pipe" CJ/T151 standard 3.3.1 clause 4, "the basic dimensions of water pipes", the thickness of the first series is our company's product size.