diamond rough800+ factories verified

Since its establishment in 2018, Zhoukou Tengyu Technology Co., Ltd. Has been committed to the field of crystal and diamond jewelry with the mission of "embedding eternal brilliance and crafting ultimate aesthetics". The designers have deeply studied the characteristics and beauty of crystal and diamond, combining fashionable trends with the natural charm of crystal, and designing numerous ingenious jewelry styles. The artisans, with their superb skills, meticulously crafted each piece of crystal, from cutting, polishing to setting, striving for perfection in every step to ensure that each piece of jewelry meets the highest quality standards.

Guangzhou Shangyang Trading Co., Ltd.

Sino Zheng Industrial Inc. is a leading supplier and manufacturer in magnesium forged wheels, magnesium heat sink, magnesium welding wire and cathotic anode protection. Our company uses advanced production technology and automation equipment to ensure the high quality and high stability of magnesium products. The magnesium rods produced by the company are refined by a special process, with small grains, uniform inside and outside, low impurity content, and no peeling; The company's die-casting production line uses these magnesium rods as raw materials to produce magnesium bicycle frames, rims, and magnesium profiles. High-quality products such as crossbow racks.

Chenguang machinery &Electric Equipmemt Co., Ltd is comprehensive enterprise specialized in development, production, and marketing of ultra-hard materials.

Wuzhou Provence Jewelry Co., Ltd, developed in the World Capital of Synthetic Gems --- Wuzhou, Guangxi, China. Founded in 2003, we own factory in Wuzhou, with more than 50 employees, production output over than 100, 000, 00 PCS each month. We are capable of large quantity orders of gems. No matter you are a distributor or wholesaler, we are very happy to make a business relationship with you. We supply loose Moissanite, Moissanite gold jewelry, Cubic Zirconia, Spinel, Corundum, Nano stone, Synthetic Opal, Glass Crystal, Silver Accessories. After more than 10 years' development, our company has a professional, technical and consummate team, advanced stone processing facility and plenty of precious stones production and rich management experience. Our excellent quality products and considerate after-sales service have won unanimous recognition and praise from our customers, we will insist on the concept of "Profession, Innovation", sincerely look forward to working with customers all over the world, to achieve success in gemstone together.

Feisite is a national high-tech enterprise specializing in the R&D, manufacturing, and sales of high-performance CNC woodworking tools. Since its establishment, the company has adhered to the philosophy of "superior materials, exquisite craftsmanship, leading technology, and thoughtful service, " building a brand reputation for solid technology, reliable quality, and innovation-driven solutions in the woodworking tool industry.

Different kinds of products are available in our company. We're pleased to get your Inquiry and we will reply you as soon as possible. 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.

Grace Jewelry Co., Ltd. Was established as a retail and wholesale supplier specializing in laboratory diamonds and laboratory diamond jewelry. Our company is located in Zhengzhou City, Henan Province, which is the largest production base of cultivated diamonds in China. Not only do we have the largest professional diamond factory partner in China, but every laboratory diamond is hand-polished strictly in accordance with natural diamond craftsmanship and diamond 4C grading standards. We have the advantages of raw materials and technology to ensure that our customers get the best quality products at the best price. At the same time, our team has many years of foreign trade export experience, strong learning ability, strong sense of innovation, and profound service concept.

Stars Gem locate in the Capital of worldwild Synthetic gemstones-Wuzhou Guangxi China which is the biggest synthetic gemstones manufacturing basis in the world. We are a experienced enterprise Which specialize in manufacturing and selling synthetic gemstones. We mainly manufacture all kinds of synthetic and natural gemstones materials as cubic zirconia, spinel, corundum, glass, crystal, agate, white topaz, garnet.

Kumthai Abrasives Co., Ltd. is located in Zhengzhou - a central city and an important manufacturing base for producing China's abrasives superhard materials. Kumthai has always focused on the design, development, production and sales of China's advanced quality abrasives superhard materials for many years and sold to many countries around the world, enjoying a good reputation among customers for their product quality and better customer service. In addition, OEM, ODM and own Brand(KUMTHAI) can be provided according to customers' requirements.

Tongling Longshun Environmental Protection Equipment Co. Ltd. Established in 2012, is located in Tongling city, Anhui province, China. We specliaze in researching, manufacturing and selling pavement maintenance machinery such as road crack-cleaning machine, road sealing machine and slotting machine, etc. The company always puts innovation in the first place and we have outstanding research capacity. With the efforts of a group of professional production staff, we now have 49 patents, At the same time, we has kept updating the products since its inception. In domestic market, our products obtain good reputation from the customers because of reasonable prices, high quality and good service. Tongling Longshun Environmental Protection Equipment Co. Ltd. Will always insists the ideal of "independent research, technological innovation, customer first and sustainable development". We sincerely wish to establish business relations with new and old customers at home and abroad, and achieve common benefits.

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.

Zhengzhou Ruizuan Diamond Tool Co., Ltd., established in 2014, is a professional engaged in the research, development, sale and service of Grinding Wheel, Metal Cutting Tools, Diamond and CBN grinding wheels, PCD PCBN tools, Sharpening Stones and Abrasive Tools. We are located in Zhengzhou, the capital of Henan Province, with convenient transportation access. Our company covers an area of 150 square meters. Since the establishment of our company, it has been adhering to people-oriented and innovation. Win the trust of customers with quality and service. Always insist on serving every customer well and be responsible for every customer. Dedicated to strict quality control and thoughtful customer service, our experienced staff members are always available to discuss your requirements, Hear and give you professional advice, and ensure full customer satisfaction. We are committed to providing state-of-the-art diamond and CBN products. Experienced engineers & technical expertise brought their industrial knowledge and technical service to help customer find the best solutions with our diamond and CBN products. Our fully equipped manufacturing facility and advanced detection equipments make our product perform well and consistent. And we never stop persuing new technology and continious improvement Our goais to 100% customer satisfaction. In addition, our products have various certificates required, including Chinese domestic certificates and those required for export to various countries in the world. Selling well in all cities and provinces around China, our products are also exported to clients in such countries and regions as USA, Canada, Russia, etc. We also welcome OEM and ODM orders. Whether selecting a current product from our catalog or seeking engineering assistance for your application, you can talk to our customer service center about your sourcing requirements. If you have any new ideas or concepts for the products, please contact us. We are glad to work together with you and finally bring you the satisfied products. We are waiting for you in Zhengzhou, Look forward to working with you!

Established in 1995, OPO Abrasives Co., Ltd. Has become a leading abrasives supplier, offering a wide range of abrasive and polishing products. With 29 years of industry expertise, we are renowned for our comprehensive, high-quality polishing solutions worldwide.

YIWU PAN GEMS E-COMMERCE COMPANY is a HPHT diamond rough, CVD diamond rough and gemstone crystal manufacturer in Wuzhou, China.

Henan Huanghe Whirlwind Co., Ltd. is a listed company that is specialized in researching, developing, producing and sale of super-hard material and related products. Based on Changge City, Henan province, our company has national enterprise technology center and enterprise postdoctoral workstation which makes us the leading company in this line. Our subsidiary companies and R & D institution are in Changge, Zhengzhou, Shanghai and Beijing.

Our company is a major member enterprise of Henan superhard material industry. After years of development and accumulation, the company has formed a product series covering synthetic diamond and raw and auxiliary materials, large single crystal diamond powder, cubic nitride super-hard abrasives (grinding wheels) and other products. As engineering materials and functional materials, our products are widely used in national defense and military industry, aerospace, equipment manufacturing, electronic technology, clean energy and other fields of national economy and people's livelihood. At the same time, large diamond single crystals are used in the jewelry industry such as diamond ring jewelry to replace natural diamonds. At present, the company has a number of registered trademarks of the National Intellectual Property Office. "SMELT" and "South Diamond" brand abrasive series sell well at China and abroad. "South Diamond" brand large single crystal diamonds have the advantages of good quality and grading standards, and become the preferred brand in the jewelry industry. The company focuses on providing customers with first-class products and services, and is committed to achieving the double win situation with shareholders, customers, employees and partners. Relying on the company's platform and innovative advantages in the superhard material industry, the company has been deeply involved in the superhard material industry, adhering to the business philosophy of "quality as the foundation, integrity and development", and specialization and large-scale production of the superhard material industry and products. As the basis for production, focusing on the two main lines of industrial upgrading and consumption upgrading, we will continue to promote the industrial development strategy of "consumption + industry". Since the beginning of 2019, the company has strengthened exchanges and cooperation with domestic and foreign industry enterprises and scientific research institutes, and explored and researched new application areas of superhard materials. Committed to becoming a high-quality supplier and service provider of superhard materials.

Founded in 2023, Yacarbon (Shenzhen) Technology Co., Ltd. Is a new material technology Co., Ltd. Specializing in production and sales, with products including superhard material series, laboratory-grown diamond series, and products should be used in jewelry enterprises and diamond tool manufacturers and high-tech material research and development industries.

Quanzhou JDK Diamond Tools Co., Ltd. is one professional manufacturer of diamond tools in China, specially for the stone working industry. The main products are stone cutting Diamond Saw Blades, Kinds of Diamond Segments, Diamond Abrasives, etc...For over 12 years development with the support of JDK's Customers, suppliers and Staffs, now JDK is supplying big range stone cutting, Grinding & Polishing tools to the world.

With 40 years experience in Superabrasive industry, E-Grind Abrasives is a very reliable partner in supplying full range of Diamond and CBN grinding wheels for many industries: Woodworking, Die&Tooling, Bearing, Paper-Making, Automobile, Aerospace, Semi-Conductor...Our goal is to have 100% customer satisfaction. To gain this, E-Grind always provides customers the most competitive price, consistent quality, efficient service and the most effective tech support.

QUANZHOU SUNNY SUPERHARD TOOLS Co., Ltd is a professional and Dynamic Diamond Tools manufacturer, established in 1993, Located in Quanzhou, Fujian province, China, factory covering 15000 square meters. Our technical department is composed of experienced professors and engineers. We devote ourselves to researching and manufacturing cutting and processing Diamond tools for nature stone and building materials. Our tools are exported to more than 60 countries, including America, Brazil, Italy, Russia, Ukraine, India, Egypt, South Africa etc.

Diamond may be known as a crystallized modification of carbon, or as the most popular gemstone. However, it is widely used in a number of important industrial applications nowadays based on its extreme hardness, thermal stability, corruption resistance, wear resistance and so on. Synthetic diamond powder was developed to meet the need of different industries who has cutting, drilling, grinding and polishing requirements. And our team, has had the honor to been diamond coarse majors during colleague and served in diamond industry ever since graduating.

We're a leading Diamond tool products manufacturer and exporter in Fujian China More than 10 years' history. With perfect and full industrial chain for diamond tools, as well as convenient delivery system. We always commit to manufacture diamond tools. Based on advanced technology and comprehensively systematic research and analysis, After years of hands on experience on industrial complication, trouble shooting and successes, we have been developing diamond tools in different application featured with continuous and reliable quality.

Treeing is a brand responsible for making things possible. It certainly comes up with ingenious solutions to industry-specific issues.

Zhengzhou Tainuo Thin Film Materials Co., Ltd. Has rich professional knowledge and skills in the field of coating, and constantly learns and updates its own technology to keep pace with the latest developments in the industry.

Establish in 1998

SHENZHEN KEXINT TECHNOLOGY Co., Ltd Established in shenzhen in 20 15, specialized in FTTH fiber optic serial products, such as drop cable, indoor cable and related patch cords. Cords. It has two subsidiaries. We mainly produces network cable, USB cable, coaxial cable, as well as network patch cord. COMELINK focuses on the European and American market. It provides ONU, STB, router, fiber optic transceiver, optic module, which is favored both at home and abroad, also enjoys a good reputation in Russia, Africa and Southeast Asia.

Quanzhou Jinstar Co., Ltd is one of the most professional producer and exporter of diamond tools in China, which had been making and exporting the diamond tools more than 15 years. With a team of skilled workers, experienced engineers, we have got stable quality and high performance of our products. Our main products are Diamond Segments, Saw Blades, Diamond grinding blocks, Diamond Wire Saws, Core Drill Bits, Floor grinding pads, Polishing Pads, Profiling Wheels, Diamond Abrasives and so on.

Qingzhou Keda Machinery Co., Ltd-Shandong Magnetic Equipment Research Institution is a modern formal company which has been re-registered after the integration of the company. We professionally produce, process and sale more than a dozen of series equipments such as gold mining equipments, sand producing and mining equipments, sieving equipments, dredging equipments, and magnetic separation equipments etc...We also work on related machinery accessories.

Xiamen Bestop Diamond Tools Co., Ltd was established in 2003. We are a professional manufacturer that produce and export different types of diamond tools. We have two main production lines: Diamond Grinding Tools and Diamond Cutting Tools. With high quality and best price, BESTOP brand has gradually to be known in the whole world.