About Us

High Safety Bolt Connection

COMPANY


Jiangsu Yongyi Fasteners Co., Ltd.

The company is a national high-tech enterprise that systematically solves the problem of high safety connection in the whole life cycle of components, and is committed to become the leading brand of high-quality hot heading fasteners in China; the world's leading brand of high-quality connecting sub-fasteners; and the world's leading brand of high-security bolting solutions.

The company covers an area of more than 60,000 square metres, with an annual output of more than 60,000 tons of high-performance fasteners. The company produces all the products by itself, and the bolts, nuts, and washers for connecting sub-fasteners are all produced by ourselves.
 

The founder and the core team of the company have more than 30 years of experience in fastener R&D and manufacturing, have participated in the formulation of national fastener standardisation for many times, have established cooperative relationships with many universities and have obtained many fastener technology patents. The company is the earliest company in China to obtain ISO9001, ISO45001, ISO14001 certification and CNAS national laboratory certification, is the Jiangsu Province, Jiangsu Province, speciality and new enterprises, Jiangsu Province Engineering Research Centre. The company is a member unit of the National Fastening Standard Committee and a member unit of the National General Parts and Components Fasteners Branch.
 

The company is a member unit of National Steel Structure Association, Wind Energy Association, Photovoltaic New Energy Association, Petroleum and Chemical Industry Association, and National Mechanical and Electrical Chamber of Commerce. The company adheres to the corporate mission of ‘making the connection of components safer and the employees happier’, advocates the corporate values of ‘persistent concentration, persistent innovation, persistent integrity, persistent altruism’, and practices the corporate culture of ‘being the first’. We advocate the corporate values of ‘persistent focus, persistent innovation, persistent integrity, persistent altruism’, practice the corporate culture of ‘courage to be the first’, and lead the industry to develop innovatively and enter a new era of high safety connection from high strength to high performance, and from high performance to high safety.

视频标题

CULTURE


Enterprise Mission

Let the component connection more secure,let the enterprise employees happier

Corporate Vision

Become the global leader in high security bolt connections

Enterprise Core Values

Insist on Concentration Insist on Innovation
Insist on integrity, insist on altruism

Corporate Declaration

BE THE FIRST
To be the first in connection high security
Technology drives innovation, quality witnesses progress
Innovate every moment, progress every day
To be the first in own work and achieving colleagues
Assist customers to be the first and lead the industry

CERTIFICATION

Honor and Qualification

Industry Certificate

System Certification

Product Certification

Patent Certificate

National High-tech Enterprise Certificate

Jiangsu province specialized special new small and medium-sized enterprise certificate

Enterprise Technology Center

Engineering Technology Research Center

The province focuses on the promotion and application of new technologies and new products

Innovative small and medium-sized enterprises

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Certificate of Wind Machinery Branch of China Agricultural Machinery Industry Association

Certificate of China Construction Machinery Industry Association

Certificate of China Petroleum and Petrochemical Equipment Industry Association

Certificate of China Chamber of Commerce for Import and Export of Machinery and Electronic Products

China Photovoltaic Industry Association Certificate

Certificate of China Machinery General Parts Industry Association

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ISO9001 Quality Management System Certificate

ISO14001 Environmental Management System Certificate

ISO45001 occupational health and safety management system certification

National CNAS accreditation certificate of ISO17025 laboratory system

Integrity management system certification

After-sales service certification

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15048 cert

15048 cert

14399 cert

14399 cert

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Unilateral fastening bolt assembly

Unilateral fastening bolt assembly

A hot forging device and method for a high-strength bolt connection pair of weather-resistant steel.

A hot forging device and method for a high-strength bolt connection pair of weather-resistant steel.

Weather-resistant steel high-strength bolt connection pair hot upsetting forming device

Weather-resistant steel high-strength bolt connection pair hot upsetting forming device

Oil removal device for fastener production

Oil removal device for fastener production

Novel dust-proof grinding device for stainless steel fastener and use method thereof

Novel dust-proof grinding device for stainless steel fastener and use method thereof

Self-locking bolt assembly of steel structure anti-pulling part

Self-locking bolt assembly of steel structure anti-pulling part

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