large diamonds4,000+ factories verified

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.

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.

Zhejiang Pujiang Jingsheng Crystal Co., Ltd., is located in Pujiang county, Zhejiang Province, China.

Pujiang Longsheng Crystal Art & Craft Co., Ltd is located in crystal capital, Pujiang county, Zhejiang province.

Chongqing Gold Mechanical & Electrical Equipment Co., Ltd is a high-tech enterprise for researching, designing, developing and producing scientific and measuring instruments. With its continuous drawing of lessonas, unremitting innovation and borrowing of advanced technology from both at home and abroad, our company is now becoming a professional manufacture of oil tester, electric tester, laboratory instrument, road building instrument and geophysical equipment.

Jiangxi Province County Mining Machinery Factory is specialized in researching, manufacturing, sales and door tracking service as one of the metallurgical mineral processing machinery enterprise, our company is engaged in the mineral processing equipment product design and production for several years history, has accumulated rich experience in design and production. Enterprise in mineral processing equipment industry has had a positive effect, set up the good reputation. The company constantly with technology innovation, hard to develop the country generation into high technology and new technology processing equipment, make excellent brand, mainly the manufacture of the products like as shaking table, flotation equipment, crushing(powder)equipment, magnetic separation equipment, screening equipment, ore washer classifying equipment, agitation equipment, spiral chute equipment, gravity separation jig, feeding equipment, milling equipment. And we can manufacture various types of mineral processing machinery and equipment according to our customers' requirements. Our products are widely used for sorting gold, silver, copper, iron, tungsten, lead, zinc, tin, molybdenum, nickel, tantalum, niobium, manganese ore, coal, monazite, rutile, diamonds, other precious metals and precious metals mine, and for the flotation colored, black metal, precious metals and other minerals.

Since 2010.

Dongguan sinbolt Measuring Tools Co., Ltd

Jinshi Drilltech Co., Ltd. Was founded on November 11, 1996, and listed on the New OTC (Jinshi Drilltech 873131) in January 2019, with a registered capital of 53 million RMB, an area of 50, 000 square meters, 330 employees worldwide, and is a high-tech enterprise integrating R&D, production and sales of diamond core drilling tools, total drilling solutions and drilling construction. The company Jinshi is one of the drafters of the national standard of "Geological Core Drilling Tools", award winner of the second prize of National Science and Technology Progress in China and a key "Little Giant" enterprise with the advantages of specialization, refinement, specialization and novelty at the national level. Geological core drilling tools are the national single champion products.

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.

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!

Our company GEOTEC WUXI was established in the year 1989, which is now the leading manufacturer of diamond core drilling equipment and tools in China.

Hubei Little Ant Diamond Tools Co., Ltd(i. e. Little Ant Industry Co., Limited) was founded in Xiaochi Town of Hubei Province which across the Changjiang River, Jiujiang city of Jiangxi with a convenient transportation and smoothly conveyance. With many years constantly researching and developing of super hard materials, our products have gained many domestic and aboard customers, they offer acceptance and favorable comments for us.

Mily Art Sculpture Factory is one professional sculpture factory in the north of China. In Mily, we are committed to providing you art pieces one could possibly imagine with hundreds of years of combined marble carving, iron products experience. Our product offering includes marle statues, fireplaces, architectural elements, garden gazebos, fountains, antique stone products, iron products, bronze sculpture, Stainless steel sculpture, and other garden features. Here at Mily, our motto is quality, value, and customer service of the highest standard. Each carving is meticulously created with the highest degree of workmanship paying special attention to detail and design, yet made affordable to the general public. We strive for the ultimate customer service and ensure the consulting and purchasing experience of every customer is a pleasing one. Please feel free to contact us and our sales agents in China, Europe, and the US will serve you whenever and wherever you need us.

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.

Shaanxi Hainaisen Petroleum Technology Co., Ltd is a high-tech enterprise with independent intellectual property rights. It was established in 2013. The total investment amounts to CNY 50 million.

Ganzhou Gelin Mining Machinery Company Limited is an expert manufacturing mining machines in China. Our company is located in the Industrial Zone of Shicheng County, Jiangxi Province.

Jiangxi Gandong Mining Equipment Machinery Manufacturer is a large beneficiation service company specialized in designing, manufacturing, installing and debugging of mining equipment as well as providing flow sheet design and course training of beneficiation, now our factory is the largest manufacturer and supplier of gravity mining equipment in China. Our factory has 12 years experience in mining equipment manufacturing, two special factories directly under the factory specialized in the manufacture of mining equipment and the manufacture of crusher and grinder. Our company covers an area of about 20, 000 square meters and with various large modernized machinery process facilities, professional mechanical and manufacturing engineers, professional mining engineers, as well as professional installation team.

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.

Company Profile

JiangSu GoldMoon Industry Co., Ltd is located in Suzhou SIP, with excellent geographical location and convenient traffic. It takes only Half an Hour to Shanghai port, which is the biggest dock in China.

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.

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.

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.

Changzhou Dawson I. A. E. Co., Ltd. is engaged in the self-management and agent all kinds of goods import and export business company. Young and energetic.

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.

Jiangxi Changyi Mining Machinery Co., Ltd.

SEPPE is a comprehensive industrial manufacturer integrating aluminum oxides and sintered bauxite products development and manufacturing, including brown fused alumina and white fused alumina, foundry ceramic sand, ceramic proppants and activated ceramic ball. These are used in hydraulic fracking wells, abrasive grindings, refractory, foundries and casting plants, with more than hundreds of application worldwide.

Henan Forui Machinery Technology Co., Ltd(formerly Gongyi Forui Machinery Factory) is founded in 1986. We are one of the leading suppliers of beneficiation process and equipments in Asia. Our mission is to become a world-class company leading the transformation of the mineral processing market. Our values are customer first, cooperation and sharing, integrity, and dedication.