Company Profile

HAIYAN SANXIN STEEL TUBE CO.,LTD.established in July 1997, is a private enterprise which integrated scientific research,production and trade in one.The Company covers an area of about 70 mu, an building area of more than 25,000 square meters, and has fixed assets of more than 45 million yuan.The Company specializes in manufacturing all kinds of steel pipes for high-precision cold-drawing hydro-cylinders, cylinders, automobile cylinder liners and other auto parts.In addition, it also produces a variety of special steel pipes, marine steel pipes, high, middle and low pressure boiler pipes.The largest diameter ofits products can be up to 350 mm, and the wall thickness ranges from 0.5 mm to 30 mm.

The company is strategically located in the Haiyan Bridge New Area of the Provincial Economic Development Zone, at the intersection of the Hangzhou Bay Bridge North Exit and the Shanghai-Hangzhou Highway Double Line (East-West Avenue) and the Zhajiasu Expressway. It is 3 kilometers away from Zhapu Port and Shanghai 80 The transportation is very convenient. It is 90 kilometers from Hangzhou and 80 kilometers from Suzhou.

Its products are widely used in automobiles, jacks, railway,nuclear power, pressure pipe,environmental equipment, mining machinery, chemical,military, textile and other fields,and have been exported to Europe,South America and other places,enjoying a good reputation among our users. With the improvement of the company's production scale and technical level, the company's reputation in various industries has gradually increased.


Over 25,000 square meters of construction area

45million yuan

Over 45 million yuan in assets


More than 20 years of professional experience accumulation

  • 1997

    HAIYAN SANXIN STEEL TUBE CO.,LTD.established in July 1997, is a private enterprise which integrated scientific research,production and trade in one.

  • 2002

    Passed the ISO9001 international quality system certification in 2002

  • 2006

    Passed the ISO14001 international environmental management system certification in 2006

  • 2007

    Successfully registered the trademark "桥头" and the graphic trademark "s" in 2007

  • 2010

    In 2010, it passed the national special equipment pressure pipe manufacturing A2 license certification, and in the same year was awarded the Zhejiang Science and Technology Small and Medium-sized Enterprise Certificate by the Provincial Science and Technology Department

  • 2011

    In 2011, won the title of Jiaxing City Famous Brand and Zhejiang Thousands of Growth Stars

  • 2012

    In 2012, he was awarded the title of Integrity and Law-abiding Enterprise, the title of Top 100 Industrial Enterprise, and obtained 1 invention patent and 3 utility model patents.

Corporate Purposes

Create value for customers, win wealth for enterprises, seek well-being for employees, and create prosperity for society.

Business Philosophy

Survive by quality, take the market by variety, win customers by integrity, and promote development by improvement.

Development Goals

To meet the needs of customers is the foundation, and to continuously improve product quality as the standard, make it a bridgehead of seamless steel pipe on the north bank of the bridge!