Company Profile

GOSUN Industrial Co., Ltd. is a modern hi-tech enterprise integrating R&D, manufacturing and sales. We are specialized in making all kinds/spec high precision cold drawn bars, grinding bars and heat-treated bars. Located in Jiashan County, Zhejiang province, a place with favorable geography and kindness people. We adjoin Shanghai, Suzhou and stand at the core of the demonstration zone of integrated regional development of the Yangtze River Delta, Which opens a new door to the world for the development of GOSUN.

Founded in October 2001, our factory covers a land area of 80,000 sqm. Built on an investment amount of USD 35.48 million with annually capacity of 80,000 tons and CYN 700 million turnover. For becoming a national supply base of cold drawn steel bars, GOSUN has set 4 branches: Ningbo, Suzhou, Dongguan and Shanghai.

Our staples are inclusive of cold drawn bright bars and grinding bars with specification range from 2 to 80mm made from high-, medium-, low-carbon steel, free-cutting steel, alloy steel, stainless steel, tool steel, etc. According to the reliable quality, GOSUN has been designated by many leading enterprises in automobile and printer area.

Focused on the satisfaction of customer demand for high-precision and high-quality cold drawn steel bars, we co-develop new products with customers and deliver low-pollution and safe materials to customers.

With the motto of "innovation, progress, standardization and integrity" since our founding, GOSUN has been certified by ISO9001: 2015, IATF16949 quality systems and ISO14001 environmental system and become a global leader in product quality.


Introduced SCT furnace equipment.


Shanghai Gosun branch established.


Introduced coercivity tester..

Suzhou Gosun branch established.

Dongguan Gosun branch established.

Started building of Gosun No.3 plant.


Introduced one Japanese cold drawn line.Mar Developed customized automatic packaging unit.

Ningbo Gosun branch established.

Equiped with annealing furnace.

Started building of Gosun No.2 plant.

ISO 14001 environmental system certified.


Introduced nondestructive inspection equipment.

IATF 16949 automobile quality system certified.


Introduced Japanese Masuda two-roll straighteners and chamfering machines to improve the surface finish and straightness of small-size products to meet the high standards of customers.

Introduced a production line with Japanese sandblasting machines for environmental caring.


Introduced one DISA sandblasting machine on production line.

Introduced Tokyo cylindricity measurement equipment for realizing product's quality better.


Won the title of "2013 Advanced Enterprise Enthusiastic in Charity", "Five-Star Enterprise", and "2013 Enterprise with Honest Tax Payments of More than 5 Million"

Obtained the "Zhejiang Clean Production Stage Achievement Enterprise" issued by Zhejiang Environmental Protection Department.

Passed the selection of "Safety Production Standardization Level 3 Enterprise (Machinery)" and obtained the certificate.


Introduced 4 DISA sandblasting machines and reduce the environment impacts.


Introduced 2 Schumag production lines from Germany. 


Introduced 1 Schumag production line from Germany.


Finished phase II factory construction, introduce 2 production lines for cold drawn wire.


Introduced 3 Schumag production lines from Germany. 


ISO 9001:2000 quality management system certified.


Introduced 2 production lines from Japan.

Formally put into production.


Established GOSUN INDUSTRIAL CO., LTD., located at No. 177, Jinxiu Road of Yaozhuang Town of Jiashan County, covering 52 Chinese acres.

Company Culture



    Beyond customers' expectation 

    Pursue technological progress

    Build sustainable enterprise 

    Implement quality management



    Safe manufacturing; Master spirit 

    Earnest innovation; Steady enterprising

    Quality premier; Customer first 

    Professional, Standard, Kindness, Honest