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Xiamen HongSheng Hardware Spring Co., Ltd is a growing manufacturer, in terms of stamping part, spring, wire forming, and other metal components in past 17years. We insist on doing what is our professional, what is our best to make sure our customer experience the best service. As an OEMs provider, our products have been widely used in various industries, such as Medical, Automotive, Electronic, Machinery etc,

Hangzhou Snowball I&E Company Limited is specialized producing and exporting various wear resistant parts, tooling mould and other tungsten carbide product for oil and gas, valve and pump, as well as aerospace industry.

Our company is specialized in producing all kinds of hydraulic oil seal, auto seal, rubber seals, such as O-ring, FKM oil seal, stainless steel PTFE oil seal, rotary seal (hub oil seal, box oil seal), etc., which are mainly used in hydraulic and pneumatic aspects, and widely used in plumbing, hardware, home appliances, medical equipment, machinery, electronics, semiconductor, aerospace, military and other fields The main materials used in our rubber sealing products are NBR, EPDM, FKM, HNBR, silicon, ACM, ffkm, etc.

RUIWAN COMPANY LIMITED was established on basis of PROFESSION, FOCUS AND EFFICIENCY, to supply promotional gifts and Souvenirs to foreign trading and gifts companies around the world.

With 35 years experience in producing rubber oil seals, Jiang Yin (No. 3) Rubber Manufacturer Co., Ltd. is a professional manufacturer and industry leader in the researching, manufacturing and selling types of skeleton oil seals, O rings, Rubber gaskets, Pump valve oil seals and Oil seal cover.

Established in 2000, Zhejiang Jiaxing Haiyan Zhongxin Chemical Equipment Co., Ltd. (hereinafter called Zhongxin) is a National High-Tech Enterprise integrating R&D, manufacturing, and sales. We specialize in chemical packings and tower internals, with products extensively applied in critical process units-including distillation, absorption, and extraction-within petrochemical, coal chemical, air separation, and fertilizer industries. We engineer cost-optimized process solutions that deliver measurable operational efficiencies, transforming client assets into higher-value production systems through advanced separation technologies.

Pingxiang Rongjian Environmental Protection Chemical Packing Co., Ltd.

Xingtai Xiangyue Rubber Products Co., Ltd. Was established in 2017. The company is located in Renze District, Xingtai City, Hebei Province. After 8 years of deep cultivation and development, it has become a high-tech enterprise integrating research and development, production, and sales. We strictly follow the ISO900 quality management system. Each batch of raw materials undergoes entry inspection. We adopt advanced turning processes and fully automatic mold vulcanization processes. We have a constant inventory of various high-performance elastomer materials, including but not limited to: Nitrile rubber (NBR), fluorine rubber (FKM), ethylene propylene diene monomer rubber (EPDM), hydrogenated nitrile rubber (HNBR), and polytetrafluoroethylene (PTFE), which can meet the sealing requirements for different working conditions ranging from -60 degrees Celsius to 300 degrees Celsius. The company mainly manufactures and sells sealing products for mine comprehensive mining hydraulic supports, single hydraulic pillar seals, explosion-proof seals, O-ring seals, polyurethane oil seals, combined sealing gaskets, frame oil seals, fluorine rubber oil seals, polytetrafluoroethylene sealing rings, V-shaped cloth-reinforced rubber rings, piston seals, rod seals, dust-proof rings, static seals, etc., which are popular in the consumer market. It enjoys a high reputation among consumers and has established long-term and stable cooperative relationships with many central state-owned enterprises and agents.

Zhejiang Hong Fluor New Materials Co., Ltd. Has a wide range of operations, covering the manufacturing and sales of specialty electronic equipment, the manufacturing of plastic products, Manufacturing and sales of glass fibers and products, engineering plastics and synthetic resins, hydraulic power machinery and components, high performance fibers and composites, special equipment for semiconductor devices, automotive parts and accessories, Manufacturing and sales of sealing fillers, manufacturing and sales of non-metallic mineral products, technical promotion services for new materials, manufacturing of and sales of rubber products, sales of chemical products (excluding licensed chemical products), sales of special equipment, and import and export of technology and goods. These businesses not only demonstrate the company's deep accumulation in the field of chemical materials, but also reflect the company' strategic vision for diversified development. In terms of licensing projects, the company has obtained qualifications for the manufacture of special equipment, which means that the company can provide customers with more professional and comprehensive services while ensuring product quality and safety. In addition, the company also pays attention to the protection of intellectual property rights, and has a registered trademark, laying a solid foundation for the shaping of the company's brand and the improvement of market competitiveness. Looking ahead, Zhejiang Hong Fluor New Materials Co., Ltd. Will continue to adhere to the corporate spirit of "innovative, pragmatic, efficient and win-win" and is committed to technological research and product innovation in the field of chemical raw materials and chemical products manufacturing. The company will be oriented to market demand, with the purpose of customer satisfaction, continuously improve product quality and service level, striving to become a leader in the field of chemical materials at home and abroad. At the same time, the company will actively fulfill its social responsibilities, promote sustainable development, and contribute to the construction of a harmonious society.

DMS SEALS was established in 2008. We are a technology enterprise which specialized in the production of seals, the development of seals material and the solution of the sealing of special working condition. We own 120 staffs which including 70 middle and senior technicians. Our factory covers more than 10000 square meters which including 8000 square meters for the workshop. Our production equipment and test equipment are on leading level in the same industry. We are the one of the biggest enterprise who specialized in manufacturing and developing seals in China. We have long time cooperation and communication with many universities and research institutions at home and board. We own a number of invention patents and leading production process. The R&D teams have the ability to design and develop seals for various of complicated working condition of sealing system. We have already passed the certification of ISO 9001 and IATF 16949. We have the mature technical reserve for the solution of ultra-high temperature, ultra-high pressure, ultra-low temperature, highly corrosive and other special working condition. Our products are widely used in construction machinery, automobile, automation equipment, petroleum, water conservancy, chemical engineering, aviation and other area.

Jiaxing Yheng was founded in 2006, located in the beautiful city of Jiaxing, with, convenient transportation and close to Shanghai and Ningbo ports, the goods are delivered to the port on time every day, after years of export experience, products are exported to More than 100 countries in North America, Europe, South America, Africa, Middle East and Asia. Complete specifications. Employs experienced technical and management personnel. To win warm praise from customers c

Established in 2005 Dong Guan YaoBo Metal Co., Ltd is a professional manufacturer and exporter that is concerned with the design, development and production of metal Hair Clips, Lanyard Clips, FOB Hardware Clips, Swivel Hooks, Hardware Ornaments, Split Key Rings, Ball Chain, Carabiner, Snap Hook, Stainless Steel Necklae, Stainless Steel Bracelet, Jewelry Findings, Gifts etc...

Xingtai Hantai rubber and plastic products Co., Ltd. is located in Xingtai Industrial Zone, Hebei Province. We are an enterprise with more than ten years of experience in specializing in the production of Coal Mine accessories and seals.

Our company offers variety of products 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.

 Xiamen Zhongying Electronic Technology Co.,  Ltd is a specialized manufacturer of high-quality injection molded plastic products and silicone rubber components. With years of industry experience, we serve as a trusted manufacturing partner across the automotive, medical, consumer electronics, industrial equipment, and household appliance sectors. We offer both OEM services-accurately producing components from customer-supplied samples, drawings, or existing tooling-and ODM services-providing in-house design and engineering support to bring new product concepts to market.

Bosin Hardware

Locates in China's largest industrial ceramics production base, tower packing professional area, Pingxiang City in Jiangxi province, China, Kelley is a global trade company offering tower packing products and chemical / industrial ceramics for performance-critical applications. Our brand / quality / services add value and enhance competitiveness of our customers.

Zhongde (Beijing) Machinery Euipment Co., Ltd is a high technology enterprise with scientific research and professional manufacture. There are engineers and technicians in our company. While our company is complete in equipment and facilities and perfect in testing and inspecting measures.

Shenzhou City Sanshi Rubber Company is a professional manufacturer of rubber oil seal, customized rubber parts, customized PU products, rubber O ring, rubber damper and so on. The material canbe NBR, EPDM, FKM, MVQ, NR, PU, BAKELITE, plastic.

Established in 2006, Dongguan Huaqi Sealing Co., Ltd, is located in Shijie, Dongguan City, Guangdong Province, China. Our factory is 11, 000 square meters and with 150 employees. We are a national new high-tech enterprise focusing on the rubber and silicone products design and manufacturing.

Hangzhou Thaeon Hytec Ltd is located in Hangzhou, Zhejiang Province, is a focus on sealing products research and development, production and sales of national high-tech enterprises. The product material includes all kinds of rubber materials and some engineering plastics. It is an ideal supporting enterprise for semiconductor, pump valve, automobile, motorcycle, machinery, home appliances, sanitary ware, mining, new energy and other industries.

Xingtai Shuoxi Trading Co., Ltd is a professional manufacturer of rubber oil seal, customized rubber parts, customized PU products, rubber O ring, rubber damper and so on. The material canbe NBR, EPDM, FKM, MVQ, NR, PU, BAKELITE.

We are a specialized rubber parts manufacturer with over 30 years of manufacturing experience. Our company mainly produces rubber parts for medical appliances, household appliances, electronic products, automobiles and toys. Both foreign and domestic advanced rubber production and test facilities and efficient scientific management have been introduced for our automatic production. We are well equipped with highly qualified technicians and excellent production and management team. Rigorous inspections are carried out from raw material to finished products with adequate quality system standards. We are the manufacturer with advanced technology, high quality products and good reputation among our clients.

DOFO Spring Story

Hebei Baorui rubber products Co., Ltd. is located in Hebei Province in the south, the traffic is convenient, close to Beijing, the Beijing Shanghai railway, is the production of silicone rubber ball, ball, rubber spring, rubber plate, silicone soft connection, fluorine rubber, rubber products, silicone tube, rubber hose and telescopic seal based science and technology enterprises.

Jiangxi Ayrtter Mass Transfer Technology Co., Ltd by providing professional mass transfermaterials and industrial equipment solu-tions, we constanty provide system solu-tions for chemical industry, chemical fer-tilizer, coking, chlor alkali, salinization. Electric power, environmental protection. Oil refining, coal to liquid, pharmaceuti-cal, fire protection and other enterprises, and carry out in-depth cooperation withmany well-known enterprises for co-de-velopment. Ayrtter mass transfer has been workingclosely with customers, always puttingthe needs of customers in the first place, and providing integrated and high-qualityservices according to the needs of cus-tomers. With a wide variety of productsand technical support, we have beenknown and recognized by customers allover the world. To survive with excellentquality, to develop with high quality ser-vice! Aite mass transfer adheres to thecultural spirit of"we can't stick to therules and don't show up, and we can't in-dulge in achievements without makingachie ve ments"

Tai'an Ruili Machinery Equipment Manufacturing Co., Ltd. is located in Yangliu Town at the foot of Mount Tai, the most majestic of the Five Sacred Mountains.

Since 2012, we have been specializing in the field of Lashing Equipment and Lifting Equipment. Our main products are Cargo Lashings, Webbing Slings And Round Slings, etc. In the meantime, we timely develop new products in relevant field to meet market demands, such as Cargo Nets, Edge Protectors, And Safety Harness, etc. All products are produced under strict standard of quality control, and constant research and development ensuring that you will get the latest products Produced with the most advanced and cost effective technologies. Most of our products are CE and TUV GS certified. We are confident that our products and Service will satisfy the highest standards of requirements.

Since 2007, Quanzhou Shengda Rubber Products Co., Ltd l has been a manufacturer in sealing solutions. We specialize in manufacturing standard and custom o-rings, seals, gaskets, molded rubber products, and more, using a variety of elastomers. Since its establishment, our company has taken scientific and technological innovation as the development momentum of the enterprise. Through continuous introduction of advanced technologies at home and abroad and a set of rigorous management mode, its products are exported to many countries and regions at home and abroad, and become a long-term strategic partner for domestic and foreign merchants. Our range of products includes Rubber expansion nuts, O-Rings, Rubber mount, custom molded rubber gaskets and rubber washer and so on. Our o rings include AS568 series, JIS standard, ISO standard and Non-standard, more than 4000 sizes are available. Our main market is Nort America, Europe and Southeast Asia.

As an ISO 9001 certified company, Xiamen Best Seal specializes in rubber o-rings, X-rings, rubber gaskets, rubber washers, rubber molded parts, metal/plastic bonded to rubber parts, and so on.