o shaped ring4,000+ factories verified

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.

Jiangsu Linwei New Material Co., Ltd. is located in Yongsheng Industrial Zone, Baqiao Town, Yangzhong City, Jiangsu Province.

As a leading stainless steel jewelry factory, KS Jewelry combines cutting-edge technology, artistic craftsmanship, and rigorous quality control to deliver exceptional products worldwide. With decades of expertise, we specialize in OEM/ODM solutions for brands seeking durable, stylish, and eco-conscious jewelry.

Xingtai Zhengmai Rubber Technology Co., Ltd. is strategically located in the Julu Economic Development Zone (provincial level), Hebei Province, with excellent transportation links and a favorable industrial environment. Established in 2015, the company spans a modern facility of 24, 000 square meters and has grown into a specialized and reputable enterprise dedicated to the R&D, design, manufacturing, and sales of high-performance rubber sealing solutions.

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.

Shenzhen Chenqi Jewelry Co., Ltd is located in Shenzhen, Guangdong, and we established in the year of 2003. We are an integrated jewelry company with own design, production and sales. We have 500 square meters for our workshop, and we have 50 staffs work in different production lines in the factory and 29 staffs work in our office who design, manage goods and trades with customers all over the world.

Our factory was founded in 2009. We specialise in hip-hop style fashion jewellery. We have always adhered to the principle of 'quality first, service foremost, continuous improvement and innovation to satisfy customers'-a philosophy that has been deeply rooted in our corporate culture since the company's establishment. We are deeply committed to fostering open, transparent, and mutually beneficial collaborative relationships with our valued customers, viewing every inquiry as a cherished opportunity to connect, deeply understand their unique needs, and deliver unparalleled, personalized service. It is with sincere enthusiasm and utmost professionalism that we welcome your inquiries-whether they relate to detailed product specifications, competitive and transparent pricing, tailored customization solutions, efficient and reliable delivery timelines. Our dedicated customer service team is composed of highly trained, seasoned professionals who are passionate about delivering prompt, accurate, and comprehensive responses.  We stick to the principle of "quality first, service first, continuous improvement and innovation to meet the customers" for the management and "zero defect, zero complaints" as the quality objective.

The development, manufacture and sale of electronic materials. (Business activities subject to approval in accordance with the law may only be carried out after approval by the relevant authorities.

YuJing Jewelry Co., Limited found on Oct, 2010 in Hong Kong. The location of factory is in Jewelry Creative Industry Park, Panyu, GuangZhou, China. We are a manufacturer of 925 sterling silver jewelry, opal jewelry, synthetic opal loose stone and semi-gemstone for 10 years experience.

Guangdong Kalen Jewelry Co., Ltd. is a leading enterprise in China's titanium steel (stainless steel) jewelry industry. Founded in 2008 and headquartered in Humen Town, Dongguan City, the company focuses on the full-industry-chain layout of titanium steel (stainless steel) jewelry, covering R&D, production, processing, wholesale and retail.

PENSC is the global leader of evaporation boats in metalizing applications. Our company was found in 1997. PENSC is a high-tech enterprise specializing in development and production of evaporation boats and boron nitride products. We have accumulated rich production experience in vacuum hot-pressing of boron nitride ceramics and have a number of industry experts and engineers. In 2014, we built a new factory in Zibo High-tech Zone. It occupies around thirty thousand square meters. Total investment is 25 million U. S Dollars. Our products include evaporation boats in metalizing applications, boron nitride ceramics, and the upstream raw materials.

Our company offers variety of products which can meet your multifarious demands.

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.

Shenzhen Hengdaxin Jewelry Co., Ltd. Focuses on the Research and Development of Fine Jewelry at Home and Abroad, OEM/ODM Manufacturing for 18 Years, and an International ISO9001 Certified Enterprise. BSCI Social Responsibility Certified Enterprise. SGS International Standard Audit Qualified, L'oreal Brand Jewelry Designated OEM Partners (L'oreal Commissioned a Third-party Audit Certification). The Company Covers an Area of more Than 7, 000 Square Meters, with Three Branches and More Than 400 Employees, Including 25 Professional Designers. In Order to Meet Customer Needs, Constantly Improve Internal Management, Actively Introduce the Most Advanced Equipment and Technology in the Jewelry Industry at Home and Abroad, Mainly Produce Stainless Steel Jewelry, 925 Sterling Silver Jewelry, Brass Jewelry Products (necklaces, Rings, Earrings, Bracelets, Pendants, Luggage Zippers, Clothing Accessories, etc. ), the Materials Used Are Environmentally Friendly (nickel-free, Lead-free), and All Products Meet the SGS Testing Standards. The Minimum Order Quantity for Each Product is 100 Pieces. We Can Customize the Product for You According to Your Different Detailed Requirements, and Can Also Make Samples for You. Generally, the Design Drawings Will Be Produced on the Same Day, and the Physical Samples Will Be Produced within 7 Days. The Production Cycle for Large-scale Goods is 25 Days. Now It Mainly Provides Fashion Accessories Product Supply and Services for Jewelry Brand Owners, E-commerce Companies and Offline Physical Sales Platforms and Gift Business Companies. 1. Welcome to Customize, One-stop Shopping to Meet All Your Needs. 2. The Minimum Order Quantity is 100 Pieces, the Design Drawings Will Be Delivered in 1 Day, the Samples Will Be Delivered in 7 Days, and the Bulk Goods Will Be Delivered in 25 Days. 3, Shenzhen Hengdaxin Jewelry Co., 18 Years of Focus on Jewelry Research and Development, OEM/ODM Manufacturing Professional Factory, L'oreal Brand Jewelry Designated OEM Cooperative Manufacturer, ISO9001, BSCI, SGS International Certification Enterprise. 4. The Company Covers an Area of More Than 7, 000 Square Meters, with Three Branches and More Than 400 Employees, Including 25 Professional Designers. 5. Mainly Produce Stainless Steel Jewelry, 925 Sterling Silver Jewelry, Brass Jewelry Products (necklaces, Rings, Earrings, Bracelets, Pendants, Luggage Zippers, Clothing Accessories, etc. ), the Materials Used Are Environmentally Friendly (nickel free, Lead free), All All Products Meet SGS Testing Standards.

Who are we?

ETERNAL METAL is a brand for top grade materials: Implant grade ASTM F 1 3 6 TI 6AL4V ELI Titanium, niobium and nickel free 14kt & 18kt solid gold. Mill certificates by third part like SGS, TUV are available.

Established in 1990, Zhecheng County Xinrui Diamond Tools Company Limited. (former Zhecheng County Jingxin Super abrasive Products Company Limited. ) is located in Zhe Cheng County, Henan Province, the township of man-made diamonds in Henan Province, China, covering an area of 26, 000 square meters.

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.

New Bybon Hardware Jewelry Co., Ltd was established in August 2010, where covers 1, 080 square located in Chang-An Town, Dongguan City, China. Next to Shenzhen and near to Hong Kong.

Angel Jewelry Co., Ltd was found on 2008, is a professional manufacturer and supplier. Located in Guangzhou Panyu district. We are highly focus on the development of the designs and catching the trend of the jewelry filed. Dedicated the production of silver jewelry, copper jewelry fashion accessories. The factory covers an area of more than 1, 000 square meters, and has more than 100 workers, it make sure that we can we can keep the quality and deliver the goods to the customers on time, convenient transportation access Kei Yue Jewelry believes that good quality brings good customers. We ensure you of the delicacy and quality of our flawless products. As the best service is our goal, you won′ T be disappointed with our service and our products. If you are interested in any of our products or would like to discuss a custom order, please feel free to contact with us. We are looking forward to forming successful business relationships with new clients around the world in the near future.

Who we are& what we do

Shen Zhen ShineMe Jewelry Co...Ltd is a professional manufacturer of Titanium, Tungsten, 316L surgical stainless steel body jewelry, including rings, earrings, pendants and bracelets etc. And piercing fashion jewelry. We are located in the city of Shen Zhen, which is famous for the international commodities in Guangdong Province of North China. We're pleased to get your Inquiry and we will come back to as soon as possible. We stick to thePrinciple of "quality first, service first, continuous improvement and innovation to meet the customers"For the management and "zero defect, zero complaints" as the quality objective. To perfect our ervice, We provide the products with good quality at the reasonable price.

Guangzhou Peishang Jewelry Co., Ltd. Located in Guangzhou, China.

Shandong Meide Import and Export Co., Ltd., founded in 1997, is located in Liaocheng City, Shandong Province, the largest steel logistics center in North China. It focuses on the production and sales of copper, aluminum, titanium, special steel, mold steel, alloy steel, and general mechanical equipment for steel processing. The product range is mainly extended to five series of plates, strips, tubes, rods and profiles. It has passed the ISO9001: 2000 quality system certification, and its products have passed the SGS, ROSH, TUV and REACH certification. It has cold rolling, hot rolling and other production lines. Such as heat treatment chemical analysis, metal halide detection, physical detection, non-destructive detection and other detection equipment and detection technology, and imported physical and chemical detection equipment full-spectrum direct-reading spectrometer, which can quickly and accurately analyze various metal materials. It is produced according to American ASTM standards, Japanese JIS standards, German DIN standards, British BS standards and other standards. At the same time, we can customize and develop new products according to the actual application of customers, and provide products according to different cost and performance requirements. The company has cooperative relations with more than 20 well-known steel mills in China and is the sales and export agent of famous local steel mills in Shandong Province. With rich and professional marketing experience of steel products, our company has become a reliable bridge between overseas customers and domestic steel mills. We are committed to strict quality control and considerate customer service, adhere to quality first, fast delivery, and our experienced staff can communicate with you at any time to ensure full customer satisfaction. We also welcome OEM and ODM orders. You can discuss your purchase requirements for the current product with our customer service center, or provide customized help for your application. It has established modern large outdoor warehouse and indoor warehouse, with 20000 tons of goods in stock. Its customer base covers all provinces and cities in the country, and has more than 100 long-term stable cooperative customers. We sincerely welcome friends from all over the world to visit our company. We look forward to establishing business relations and personal friendship with you.

Board Marine Accessory Limited specializes in providing a wide range of marine accessories, including various ship ladders such as gangway ladders, accommodation ladders, and pilot ladders. We also offer winch series ship equipment and essential accessories like manhole covers and sealing rings. Our focus is on quality and safety, ensuring reliable solutions for the marine industry.

Hangzhou Daishang International Trade Co., Ltd. is a leading manufacturer of OEM/ODM and customone-stop solutions in the jewelry industry, with over 15 years of experience. Our factory covers 1, 500 square meters.

ANFOOK - DAKERDEN is the union of two companies with different product lines.

Pingxiang Zhongci Environmental Ceramics Material Co., Ltd. Was founded in 2014. It is a professional manufacturer of ceramic, plastic and metal bulk structured packings, microporous ceramics and other chemical tower packings, ceramic balls, molecular sieves, activated alumina balls, and water treatment products...The company has more than 10 million yuan in fixed assets, an annual production capacity of 150 million yuan, 12 technical personnel, and more than 200 employees. Strong technical capabilities, testing equipment, enterprises have passed ISO9001 quality system certification, the company's advanced product design, sophisticated manufacturing, complete specifications. Products sell well all over the country, by the petroleum, chemical, fertilizer, pharmaceuticals, pesticides, agriculture, environmental protection, electricity, sewage treatment and other industries trust and praise.

TOP LIFT INDUSTRIES Co., Limited, established in 2012, started from Lifting Tools business at the beginning. Over the past years of development, we have enriched our product range to meet customers' demands. Now TOP LIFT is an enterprise specializing in Lifting Tools, Personal Protective Equipment, and Cargo Control Products.

Our Story: The Birth of Four Girls' Jewelry Dream