Company Profile


tons annual production capacity


years of experience


people R&D team


quality assurance process


exporting countries and regions

Company Profile

Zhejiang Dingxin Steel Tube Manufacturing Co., Ltd., founded in 2004,  is a professional precision cold drawn & cold rolled steel tube manufacturer. Dingxin is located in Haiyan, Jiaxing, Zhejiang Province, which is only 100 kilometers away from Shanghai. It covers an area of 25,000 ㎡, with annual production capacity of 25,000 tons.

With advanced production equipment, superior process technology and well-equipped R&D center, Dingxin is specialized in piercing, cold drawing, cold rolling, heat treatment, skiving & roller burnishing, mechanical processing and etc. Dingxin manufactures according to various standards, such as GB/T 3639, DIN 2391, EN 10305-1, ASTM A519, JIS G3445, and etc. The main products are precision seamless steel tube for automotive parts, hydraulic cylinders, geological drilling, nuclear power related and other mechanical tubes. With stable quality, Dingxin enjoys a great reputation among domestic and international clients. The product has been widely exported Europe, North America, South America, Australia, Southeast Asia and etc.  

Dingxin has established a standardized and comprehensive quality management system. It was certified by ISO9001 and IATF16949 in 2007 and 2012 respectively. Meanwhile, the company is technology-oriented and invests heavily in improving equipment, process and R&D. In 2018,  it won the honor of “National High-Tech Enterprise” 

The company would continue to adhere to the principle of "Quality First, Reputation First, Service First", and constantly improve the competitiveness of products to serve domestic and international clients better.


  • 2004

    Incorporated and put into production

  • 2007

    Certified by ISO9001 quality management system

  • 2009

    Exported to more than 14 countries including US, UK, Australia, Turkey, Peru, Brazil and etc.

  • 2012

    Certified by ISO9001, TS16949 quality management system

  • 2014

    Introduced piercing production line; Annual production capacity reached 25,000 tons

  • 2017

    Awarded as a typical technological enterprise in Zhejiang province

  • 2018

    Certified by IATF16949 quality management system; Awarded as National High-tech Enterprise

  • 2020

    Introduced new large diameter piercing production line