In 1995, we introducing foreign advanced technology and experience to establish the first batch of small enterprises producing stainless steel pipes and tubes.

In 2005, "kanglong steel " Start production for  Medium size seamless stainless steel tubes (6mm --426mm)

In 2007, "zhejiang hongsheng steel "was established for large diameter stainless steel steel pipe production,

In 2008, wenzhou, lishui region we are the first to create (standard: ASTM A312 TP321 specifications: 30 mm * 711 mm) of large diameter thick wall seamless stainless steel pipes enterprises, to fill the region enterprises in the blank in the field of heavy duty stainless steel seamless pipe manufacturing.

In 2011, the large diameter thin-walled stainless steel pipes (seamless) of Grade TP304 and Size 630mm*6.5mm produced by the company and passed the special equipment test of the State Oil Drilling and Refining Equipment Quality Supervision and Inspection Center with a certificate numbered TSX 710043201100063, representing our domestically leading position in large diameter thin-walled stainless steel pipes (seamless) production technology, and in the same year, we also obtained the national A2 (1) and B (2) special equipment manufacturing license (pressure piping components) numbered TS2710T65-2015.

In 2013, the southwest branch of "chengdu sega stainless steel Co" was founded, and the company fully expanded the domestic and southwestern market of china.

In 2015, Zhejiang KDL Fittings Co., Ltd. was established. In the same year, we also added our own stainless steel welded pipe production line and stainless steel pipe fittings line, which means that “Zheheng Steel” has the ability to provide customers with stainless steel pipe and pipe fittings, and the quality can be fully guaranteed.

In 2016, the import and export marketing company "wenzhou zheheng steel industry" was established. We insist long-term stability, quick decisions, lasting relationships,and an unwavering commitment to quality, service,and innovation.