racing spring1,000+ factories verified

Guangzhou Duonai Suspension Technology Co., Ltd. (here in after referred to as DN Technology) was established in 2016, and since its inception, the company has been striving to develop a wide range of high-end nitrogen shock absorbers based on know-how imported from France. By adhering to the principles of research and development of core technologies and active promotion of innovation, DN Technology has dedicated itself to providing the highest quality products and services for car sports competitions both domestically and internationally. It has been the reliability and outstanding performance of the products that have earned recognition among an increasing number of racing teams and drivers. At the same time, DN Technology has also gained valuable experience in racing, laying a solid foundation for the next product upgrades and iterations.

Qingdao Everlasting Auto Parts Co., Ltd. Was founded in 2018.

DOFO Spring Story

Qufu TEMB Automotive Electric Co., Ltd is the branch company of Qufu TEMB Group, It is located in the hometown of Confucius, the world famous and great ideologist, educationist of China--Qufu. TEMB can produce electric horn, back-up alarm, AVAS, alert device for vehicle turn right, speaker, back/brake light switch, car spring, carburetor automatic starting device etc. We have many customers in Chinese OE market and after market, also export to more than 30 countries and regions such as Germany, Mexico, America, France, Argentina, Taiwan and so on. The company owns superior technology, specialized designing and developing team. TEMB also have advanced production and test equipments. The company introduced advanced technology and imported advanced equipments both at home and abroad, we are the earliest and most specialized company for auto electrical parts in China. TEMB can design and develop all kinds of auto parts according to the customers' requirements, supplying high-quality products. <br/><br/>Qufu TEMB works strickly under the standard of IATF16949. The horns passed the CCC certification earlier than other companies in the same field, has the advanced production lines for valve spring and arc spring, and takes part in compiling AVAS, AVTR National Standards. Our company has formed an operation system with integrating R &amp; D, manufacturing, sales and service. <br/><br/>Qufu TEMB Automotive Electric Co., Ltd persists its quality policy: People-oriented, continous innovation, to provide customers with satisfaction products. Cordially looking forward to establish a sincere and friendly cooperation with worldwide friends, hand in hand to March forward and create a new future all together. <br/><br/>National High-tech Enterprise! <br/><br/>Member of China Association of Automobile Manufacturers! <br/><br/>Drafting unit of the National Standard of Acoustic Vehicle Alerting System (AVAS)! <br/><br/>Drafting unit of the National Standard of Alert for Vehicle Turn Right!

Max Auto Parts is a leading manufacturer and exporter in Ningbo of China, specializing in manufacturing and exporting all kinds of Shock absorber parts.

Shandong Tianhui Sports Technology Co., Ltd. is specialized in supplying gymnastics equipment, ball equipment, track and field equipment, martial art, and other sports products. Our factory is located in Dezhou, Shandong province of China.

Anhui Liteduro Technology Co., Ltd. is a professional designer and manufacturer of Bicycle Frame/Fork in China on OEM and ODM basis for many years. We offer custom bicycle frame and forks according to customer's requirements. Our company operate under ISO9000 quality system, and have passed critical inspection rules of environmental proctional under government every year. We have five production lines with TIG welding and Smooth Welding technology, in-house T4/T6 Heat Treatment Ovens, In-House Painting Line. We have own testing laboratory for fatigue, pedalling force, pull and other tests under ISO4210 quality standard.

Founded in 2000, Xiamen Dazao Machinery Co., Ltd is a leading manufacturer specializing in the production of custom-made parts, located in xiamen, China, passed ISO9001: 2015 in 2007.

Our factory Jinan Licheng Auto Parts Co., Ltd has more than 20 years history in manufacturing Auto Parts clutch cover, clutch pressure plate, clutch disc, clutch kit etc.

Ganzhou Huanyou Spring Co., Ltd. Was founded in 1969 and has now passed the ISO 9001 quality management system certification. It is a director of the China Elastic Installation Committee; A member of the Spring Professional Association of China General Spare Parts Association; A member of the China Spring Failure Analysis Committee; And a member of the China Spring Standardization Technical Committee. Our company has a professional production history of more than 50 years, advanced production equipment, and rich production experience. It is a comprehensive high-tech spring production enterprise integrating professional manufacturing, research and development and sales. There are 6 engineering and technical personnel, 2 spring engineers, and an annual production capacity of 5, 000 tons. The company specializes in the production of various mining machinery, engineering machinery, automobiles, railways, power chemicals, and civil small commodities supporting cylindrical compression springs, torsion springs, tensile springs and special springs with a steel wire diameter of 0.2mm~80mm.

Yangzhou Baijia Spring Manufacturing Co., Ltd., founded in 2005, is specialized in the production of spring, located in the beautiful, historical and cultural city - yangzhou, water, land and air transportation is convenient, the geographical position is superior

Professional Spring Manufacturer: Custom Solutions for Diverse Industries

Shandong Xiaocheng Auto Parts Co., Ltd. is a modern private enterprise engaged in the design, development and production of automobile leaf spring. The company has been operating for more than ten years, focusing on the production and development of the existing leaf spring 2 production lines (annual output of more than 30, 000 tons).

Hebei Chenggang Metal Products Co., Ltd. Was founded in 1995. The company currently produces automobile and motorcycle leaf springs, covering heavy, medium, light, micro and other types of automobiles. Products cover a wide range of varieties, and can be customized according to customer requirements. The company has now passed ISO9001: 2008 quality management system certification, in line with regularization, scale, science and technology in the new era, to contribute more and better quality products. After China's entry into WTO, all the staff have become more honest and professional, and the management concept of quality first has been deeply rooted in the hearts of the people. At present, the products have been sold to more than 100 countries and regions in the world. We welcome businessmen from all over the world to negotiate and cooperate.

The company has advanced testing instrumets and equipment, imcrocoputuer control electro-hydraulic servo univeral testing machine, rockwell, brinell hardness tester, small load vicker hardness tester etc., the design of the process development ability is strong, in the intrudcution, digestion, absorption of foreign advanced technology, through the optimization and innovation of the finished product each link strikct control, to ensure our product quality.

Jiangmen Max Springs Metal Products Co., Ltd is specialized in the production of technical springs and spring products made of different types of material. From heat resistant to acid sensitive: Everything is possible with us. We are based in Jiangmen, Guangdong, China, and is also active worldwide.

Qingdao Shiji Pinyang Machinery: Precision Manufacturing Excellence

Zhongshan Baishun Hardware Manufacturing Co., Ltd.

Jieke (Guangzhou) Intelligent Automotive Co., Ltd. is a manufacturing enterprise specializing in the R&D and production of core components for automotive air suspension systems. Rooted in the Guangzhou automotive industry cluster, it leverages its own production base and standardized management system to provide high-quality, highly compatible core parts for the automotive aftermarket, serving as a premium supplier in China's automotive aftermarket air suspension bag sector.

For the last couple of years we focus only on one thing: How to make our springs work better. We think, we design, we apply different kind of accessories to your equipment. We also have a design house jointly invested by our group.  manufacturers with very different competent and manufacturing process, we have come up with more than 1000 designs covering most of the mainstream springs. We offer our design and manufacture with competitive manufacturing process cost to support brands with attitudes and styles. Come talk to us. Our company offers variety of springs which can meet your multifarious demands. We adhere to the management principles of "quality first, customer first and credit-based" since the establishment of the company and always do our best to satisfy potential needs of our customers. Our company is sincerely willing to cooperate with enterprises from all over the world in order to realize a win-win situation since the trend of economic globalization has developed with anirresistible force.

"JINAN Top One Company is a professional heavy duty construction equipment and trucks manufacturer in China. We focus on the used and new heavy duty trucks and equipment. Meanwhile we supply the aftermarket new spare parts.

Easion Industrial Co., Limited is the branch company of HKAA who owns more than 197 sets precision CNC machines(including Tsugami/Mazak CNC turning machine from Japan, HAAS vertical milling machine from USA and GROB, DMG Mori milling machine from Germany). We spare no effort in building world-class quality control lab. Our lab have ZEISS CMM measurement machine, Hexagon CMM, micrometer, Mitutoyo inspection machine, hardness tester etc.

Jiangsu Great Industrials Group Corp. Ltd. has been a leading manufacturer and exporter of automotive spare parts since 1994, serving both OEM and aftermarket clients worldwide. Our integrated network ensures seamless supply chain management and global market reach.

GOVI  AUTO PARTS Co., Limited

We are Qingdao Guosong Machinery Parts Co. Ltd, which is most famous manufacturer of automobile and motorcycle rubber brake hose and assembly in China, and it was founded in the year 1996.

Company Name:

We manufacture powder metallurgy metal parts

Xiamen Lahoo Auto Parts Co., Ltd. is a leading manufacturer of high-quality automotive components based in Xiamen, China. Guided by the principle of "Quality First, Service Foremost, " we integrate R&D, production, sales, and after-sales services to deliver specialized solutions for semi-trailers, agricultural trailers, RVs, boat trailers, and chassis components. Our core products include axles, leaf springs, suspension systems, wheels, towing systems, and brake parts, all ISO/TS16949-certified and exported to over 20 countries worldwide.

Forlong Technology has been engaged in mechanical design and production for over 15 years. We are now taking advantage on OEM development and production of parts and accessories for racing, hotrod, sprint cars etc. We have won trusts from clients in USA and Europe market after years efforts.

We are production, management and research and development of the professional production of air spring integrated enterprise. Mainly used for saloon car series, truck series and bus series. Covers an area of up to 8, 000 square metres, have own modern production equipment, machining workshop, auto painting line auto welding machine and CNC drilling machine.