o type ring10,000+ factories verified

Who are we?

Qingdao Yongxin Rigging Company is located in Jimo, which is near to the Qingdao International Airport and Cargo Container Terminal, with transportation facilities.

Miller Carbide is an experienced manufacturer of tungsten carbide customized parts started from 2008. Our products cover carbide grinding jars & bowls & mortars, carbide grinding balls, carbide pegs, carbide static & dynamic rings, bead mill disks, carbide stirring rods, carbide static & dynamic jaws, carbide crusher plates, carbide grinding discs, carbide rotors, carbide roll rings, carbide guide rolls, carbide inserts, carbide burrs, carbide sleeves & bushings, and other customized wear-resistant components for valve and pumps ect. With years of tungsten carbide engineering and manufacturing experience, we can concentrate our skills to the development of customized products for a wide spread of wear applications in milling & crushing industry.

Dongguan Zhengchen Hardware Co., Ltd. is located in Chang'an Town, Dongguan City, Guangdong Province, a famous manufacturing town in China. Zhengchen Hardware is a collection of various automatic parts production and sales. The products include: Steel ball roller, wave bead screw, ball plunger, positioning universal roller, various positioning plunger and series roller conveying components. Since its establishment in 2002, Dongguan Zhengchen Hardware Co., Ltd. Has been highly praised by people from all walks of life for its quality first and customer-oriented business philosophy. It has now become one of the pioneers in the automation equipment production parts industry in Guangdong Province. Zhengchen Hardware has a complete range of products and reasonable prices. The company has set up independent innovation research and development department, independently researching various wave bead screws, spring plungers, ball plungers, positioning balls, universal roller components and other positioning products. Rich manufacturing experience. Bead screws have precise end face pressure for easy installation and longer spring life by minimizing bushing pin head thickness, which of course reduces spring fatigue and increases its service life. The uniform ball head protrudes from the height, so that the bead screw is a product that is equipped with a spring inside the screw to set the internal bead pin to pre-stress and move up and down. It is the best spare parts for all kinds of machinery exported to Europe, Japan and the United States.

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.

Was founded in 1990. With over 35 years of experience, which has become a prominent name in the global sealing industry. The company is driven by a passion for innovation, an unwavering commitment to quality, and a relentless pursuit of excellence. These core values have enabled DEDE to stay at the forefront of the industry, providing high-quality sealing solutions while continually expanding its market reach.

Ninghai Raising Copper Industry Co., Ltd. Was founded in 2002. Located in Ningbo, zhejiang.

Guangdong DEF Seals Solutions Co., Ltd. is a leading seals original manufacturer carrying with more than 20 years professional experience, focus on full series hydraulic seals and PTFE component seals, which including guide rings and Spring Energized Seals, as well as CMRD (Custom Made, Rapid Delivery) urethane and rubber seals.

Zhejiang Yingdeer Sealing Parts Co., Ltd. is a high-tech company, specializing in R &D, production, and sales of polyurethane and rubber seals with over a decade of experience in the sealing industry. The company has inherited the experience in the field of seals, integrated advanced CNC injection molding, rubber vulcanization hydraulic production equipment, and precision testing equipment. It has established a specialized production technical team and successfully developed sealing ring products for mining hydraulic and pneumatic systems, plastic machines, and engineering machinery. The company has approximately 120 employees and its products are highly favored and praised by users both domestically and internationally. The beautiful scenery and convenient transportation are the inherent advantages of INDEL. Striving for excellence and technological innovation are the principles of Innovent's entrepreneurship. With reliable product quality and excellent after-sales service, INDEL people have promoted the development of sealing products in China!

Voneseals Technology Co., Ltd.,  is a specialized sealing solution provider. Voneseals' foundation is built upon stable and reliable basic materials and strategic R&D, integrates excellent resources both domestic and abroad to provide customers with professional sealing system solutions.  

MST Fasteners founded in 2011 and headquartered in Guangzhou with a registered capital of 10 million RMB. As a high-tech enterprise, we specialize in the integrated R&D, production, and sales of precision fasteners and precision die-cutting products. The group currently operates three major production bases in China, located in Guangzhou, Chongqing, and Ningbo, and has been awarded multiple authoritative certifications, including "High-Tech Enterprise", "Innovative SME" and "Specialized, Refined, Distinctive and Innovative SME". MST Fasteners is committed to providing customers with one-stop precision fastener solutions, driving industry advancement through technological innovation and professional services.

Established in 2013, Guangdong Jinkaite Power Fittings Co., Ltd. is located in Dongguan City, Guangdong Province, China. We are a professional manufacturer integrating R&D, production and sales of power distribution products.

Taizhou Hongda Industrial and Mining Safety Components Co., Ltd. is located in Huzhuang Industrial Cluster on the north side of Jinguo Road in Taizhou, a prosperous famous city in central Jiangsu. It is only a 10-minute drive from both the Gaogang and Gensi entrances of the G2 Beijing-Shanghai Expressway, enjoying highly convenient transportation

Yixing Pioniere, established in 2012, is specialized in manufacturing, developing and marketing of multi-disc sludge dewatering equipment and related wastewater treatment system. With the spirit "High Quality, Fast Service", and against strong technical force, sophisticated equipment, prompt and comprehensive service, we believe we can be your best long-term cooperator.

Xingtai Fanshuo Trading Co., Ltd. Xingtai Fanshuo Trading Co., Ltd.  is a premier factory-trade integrated manufacturer specializing in high-performance oil seals and custom rubber sealing solutions. With a fully equipped in-house production facility, we operate a complete manufacturing chain encompassing rubber compounding, precision steel skeleton stamping, advanced compression molding, and automated finishing.

Hebei Hongdu Technology Co., Ltd. is located in Renqiu City, Hebei Province, a major production base in China. We are a professional manufacturer of power fittings, integrating R&D, production, and sales. Our manufacturing team has been deeply involved in the power fittings industry for over 20 years. The company covers an area of 10, 000 square meters and has more than 100 employees. We fully understand that although power fittings are small, they are crucial to the safety of the power grid. Therefore, since the establishment of our factory, we have insisted on creating every product according to "industrial-grade" standards.

Ruian Ruiqin Standard Parts Co., Ltd. is a professional manufacturer specializing in the production of high-quality washers and fasteners. Located in Ruian, Zhejiang Province, China, our factory has a long history of excellence in manufacturing and exporting standard parts. With advanced production equipment, a skilled workforce, and a strict quality control system, we have established ourselves as a trusted supplier in both domestic and international markets.

Changzhou Xita Plastic Co., Ltd is a professional supplier of UPVC/CPVC/PE/PPR Pipes, pipe fittings, valves. Plastic piping systems such as pipes, fittings and valves is widely used in water supply, chemical industry, water treatment, environmental protection, pharmaceutical area etc.

Xingtai Shuilian Import and Export Co., Ltd. is an integrated industry and trade enterprise integrating independent R&D, production, sales and foreign trade export. It holds independent import and export operation rights and owns a dedicated production factory for rubber seals, enabling full-chain independent control from raw material procurement and production to export.

Wuxi Liangjiang Metal Co., Ltd is professional in die forgings and castings, ring, shaft, gear, flange, cylinder and other products. Our goal is not just providing products, but also providing a complete solution including product design, tooling, fabrication and service for our customers to achieve their uppermost satisfaction.

Ningbo Haige Seals Industrial Co., Ltd. is a leading seal manufacturer with 20 years of experience, specializing in a full range of mechanical and hydraulic seals. Our product line includes over 200 products, including mechanical seals, seal faces, O-rings, packings and gaskets, hydraulic and pneumatic seals, dust seals, guide elements, coupling elastomers, and more. These products are widely used in industries such as the petroleum industry, industrial automation equipment, and general machinery. Haige boasts advanced production facilities and a strict quality control system, committed to providing high-quality products that meet the highest industry standards. Our experienced and professional team works tirelessly to ensure precision manufacturing. Our products are designed to be durable, reliable, and user-friendly, and we are committed to providing our customers with the best possible products and services. We have a strong commitment to sustainable development and environmental responsibility. Our unwavering pursuit of quality has earned us a global reputation. We are proud to serve customers in over 40 countries and regions, including the United States, Germany, and Southeast Asia, who are highly praised for our competitive pricing and superior quality. In the future, our products will be sold worldwide. We are committed to providing high-quality products at reasonable prices, utilizing the latest technology for efficient and comprehensive production, and offering excellent after-sales service. Our company's mission is to prioritize our customers' needs and provide the best possible service. Our dedicated team is always ready to assist our valued customers with their specific needs and provide fast and efficient solutions. We are committed to building long-term relationships with our customers based on trust, reliability, and mutual benefit.

Sonkit Industry was founded in 2015 and is dedicated to the development and manufacturing of high-quality metal seals that meet the stringent requirements of various applications. The daily production capacity is approximately 1, 500 units. Over 80% of the processing and inspection equipment utilizes digital and intelligent control technologies. The company is equipped with a professional technical team covering multiple fields such as mechanical design, manufacturing, and quality control, and features custom-designed heat treatment equipment. It holds ISO 9001 and AS9100 quality management system certifications, and its laboratory is in the process of Nadcap accreditation. Special processes include welding, heat treatment (in compliance with the AMS2750 aerospace standard), and NDT (non-destructive testing). Its services reach over 20 countries, including the United States, Germany, Italy, France, the United Kingdom, Hungary, Turkey, Romania, India, and South Korea, serving more than 2, 000 customers, among which are numerous Fortune Global 500 companies.

Pingxiang XINGFENG Chemical Packing Co., Ltd. Is a hi-tech enterprise which specialized in researching, manufacturing, engineering construction and technical service, located in Pingxiang City--"the City of Industrial Ceramic of China". Our company was founded in 1992 in Jiangxi province Pingxiang city Dengxinqiao industrial ceramic factory. Since we always pay attention to product quality and integrity of operation, our scale of production and operation is expanding. In 2003, our company invested 50 million yuan to expand the new plant which covers 60000 square meters, to expand our production and operation covers all the tower packings and environment protection industry such as chemical packing, environment protection material, equipment, technical service and etc. Our main product are ceramic ball, molecular sieve, activated alumina, chemical packing, catalyst, chemical auxiliary, ceramic roller, refractory material, exhaust gas treatment equipment, waste water treatment equipment and technical service for all environment protection.

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.

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"

Shanghai Yueda Nails Co., Ltd. Was founded in 2003. After 20 years of development, we have now more than 250 employees and have two production centers in Shanghai and Anhui province. The Shanghai factory covers an area of 33000 square meters, focusing on the production of staples and brads. In 2020, the Anhui factory covering an area of nearly 50000 square meters was built with modern factory facilities and beautiful environment. It focuses on the production of loose nails, collated nails and DA brads.

Hebei Donzon Cable Manufacturing Co., Ltd. is a professional manufacturer and exporter specializing in overhead power transmission and distribution products. With a strong focus on quality, reliability, and continuous innovation, we provide complete solutions for utilities, EPC contractors, electrical distributors, wholesalers, and infrastructure projects around the world.

Company Profile

Luoyang MC Bearings Technology Co., Ltd. is located in the City, known as the"Bearing Town" of China's thirteenth ancient capital: Luoyang.

Qingdao Xinquanxi Metal Products Co., Ltd. Was established in 2001 (formerly known as Qingdao Quanxi Rigging Hardware Co., Ltd. ), located in Wangyanzhuang North Village, Lancun Town, Jimo District, Qingdao city. In the early stage of establishment, the company mainly engaged in the production and sales of JIS turnbuckles and forging shackle, and successfully entered the Japanese market with high quality products and established the foreign trade Department. With the continuous development of the company's business, in September 2019, it merged with Qingdao Ruihongjie Industry and Trade Co., Ltd., and changed the company name to Qingdao Xinquanxi Metal Products Co., Ltd. At the same time, the business scope has gradually expanded, the main production and operation of rigging, wire rope connection parts, precision machining, Pole line hardware, Marine and automotive connection parts, all kinds of forging, sheet metal, stamping, casting and other products.