cvd400+ factories verified

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.

Zhuzhou Huarui Precision Cutting Tools Co., Ltd. (Stock code: 688059) was established in March 2007 with a registered capital of RMB 44.008 million.

Zhuzhou Lizhou Cemented Carbide Co., Ltd. Was established in 1993. It is a specialized, refined, distinctive and innovative high-tech enterprise integrating production, research and development, sales and service. The company covers an area of 50 mu, with a 20, 000-square-meter factory building and fixed assets of over 80 million yuan. It has more than 100 employees, among whom there are over 10 professional and technical personnel.

Zhuzhou Lifa Cemented Carbide Industrial Co., Ltd was established in 1989. It is a cemented carbide tool manufacturer integrating the production, deep processing and sales of cemented carbide and cermet inserts and tool blanks. Through the introduction of domestic advanced technology, talents and the import of international leading deep processing equipment, the product quality has been greatly stabilized and improved. All employees of the company have strict quality management and positive practice business principle according to "Quality is the life of the company". The company has been assessed as a private technology-based enterprise in Zhuzhou by the Zhuzhou Municipal Government of Hunan Province.

Dongying Mold Co., Ltd, is located in Tangzhuang Village, Beishikao Development Zone, Hejian City, Hebei Province, After more than 30 years of development, Dongying Company has a complete production system including wire drawing core production, pressing sleeve, laser processing, nano CVD coating, slow wire cutting processing, metal heat treatment, grinding, polishing, testing, etc. It specializes in producing copper wire, aluminum wire, cable twisted wire molds, special-shaped conductor ladder type, SZ type cable molds, smooth aluminum welding molds, integer molds, tram contact wire molds, cable extrusion molds, BTTZ rigid fireproof cable molds (upper fixed sleeve, lower fixed sleeve, positioning block, porous drawing molds, welding molds)and various tungsten steel and diamond wear-resistant parts made of hard alloy, polycrystalline diamond, nano CVD coating, and mold steel.

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.

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.

Zhuzhou Hechuang Medium-High Frequency Equipment Co., Ltd., founded in 2017, specializes in the design, manufacturing, and customization of high-temperature industrial furnaces. Our product range includes Silicon Carbide Sintering Furnaces, Graphitizing Furnaces, MIM Sintering Furnaces, High-Temperature Vacuum Furnaces, CVD Furnaces, Hot Press Furnaces, Vacuum Pyrolysis Furnaces, Vacuum Brazing Furnaces, and other thermal processing equipment.

With 19 years of specialized expertise in cemented carbide manufacturing, Zhuzhou XW superhard material Co., Ltd is a trusted provider of high-precision, tailored solutions for the semiconductor, optical fiber, cable, aerospace, medical, and automotive sectors.

Founded in April 2016, Shanghai Ruitai Photoelectronic Technology Co., Ltd. (Raytekoptics)is located in Jiading industrial base, Shanghai National Technology Transfer Center, Chinese Academy of Sciences, adjacent to the Institute of Optics and mechanics, Chinese Academy of Sciences. At present, the company has nearly 50 employees, mainly producing and selling all kinds of optical components, including all kinds of optical lenses, optics mirrors, optics windows or diffusers, optical filters, polarization optical components, spectrometers, optical prisms, optical diffraction gratings, infrared optical components, fiber assemblies, laser optical components, coated optical components, ultrafast optical components, transfinite optical mirrors, etc. As a wholly-owned subsidiary of Shanghai Jingzhi (formerly Shanghai silicon sword) new materials Co., Ltd. And Shanghai C-laser, Shanghai Ruitai Photoelectric has a professional production base of 10000 square meters and various processing equipment, including large water jet, horizontal band saw, CNC machining center, multi-function milling machine, CNC fine carving machine, CNC plane precision milling machine, CNC lathe, water mill, internal circular slicer and polishing machine, polishing machine, Focused ion beam(FIB), Magnetorheological Polishing (MRF), CNC six axis small grinding machines, interferometers and other sophisticated equipment dozens. On this basis, Shanghai Ruitai Photoelectric can provide customers with accurate, complete, high quality optical parts customized processing services. Our products sell well in Europe, the United States, Russia, Japan, South Korea, Germany, Spain, Italy, France, Saudi Arabia, Canada, Australia, New Zealand, Norway, Argentina, South Africa and other countries and regions, and are deeply recognized and appreciated by users at home and abroad. In addition, Raytek Optics widely supply all types of optical parts made of Corning, Schott, Hellma, Nikon, Ohara, AGC, Vitron and other materials, including quartz glass, glass ceramics, optical glass and coating materials. The main domestic optical mechanical (Electrical) institutes, research institutes and astronomical institutes at all levels have established extensive and profound business relations with us.

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.

Zhuzhou OBT Carbide Tools Co., Ltd is Located in Zhuzhou city, Hunan Province, the largest tungsten carbide producing area in China...We have our own factory. With 10 years of experience in the production of tungsten carbide tools, ongoing research and development, as well as a professional production and quality control ensure that Zhuzhou OBT Carbide competitively offers the best quality goods in short delivery time.

Henan HIQ Furnace Co., Ltd. is a high-tech enterprise specializing in the R&D, production, and sales of electric furnaces and heating elements. Our main products cover two major systems: Laboratory electric furnaces and industrial electric furnaces. The former accurately meets the experimental needs of scientific research institutions and universities, while the latter provides efficient production equipment for industries such as metallurgy and chemical engineering. Meanwhile, our independently developed core components like silicon molybdenum heaters and silicon carbide heaters have been widely used in various high-temperature scenarios due to their advantages of high temperature resistance, long service life, high efficiency, and energy saving.

Guangzhou Shangyang Trading Co., Ltd.

Henan zktherm furnace Co., Ltd is located in zhengzhou city, henan province, China, which is a refractory material production base. We are a modern enterprise that integrates the research and development, production, sales, furnace design and construction, technology, and export refractory materials. We have complete equipment, advanced technology, strong technical strength, excellent product quality, and good reputation. Our factory covers over 200 acres and an annual output of standard furnaces is approximately 3000 sets and customized furnaces are 1000 sets;

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

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.

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.

TIANJIN BEEST INTERNATIONAL LIMITED Was founded in March14, 2019, the purpose for this company is to be an Equipment Resources Integrator of the wire Metal industry. The founder and the Engineer team have a fourish process experiences in this industry. And at the early of 2021, we joint venture with Marx environmental solution company in Shanghai; And same year also have a deeply cooperation with the drawing machine factories to create Jiangsu Zhixuan international limited.

About Us

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.

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.

Dezhou Drillstar Company Limited was established in 2013 and is located in Dezhou City, Shandong Province. Dezhou Drillstar Company Limited is a high-tech enterprise specializing in the R&D, production, and sales of deep hole machining. We have built a complete industrial chain from materials to finished products, providing, not only various grades and specifications of cemented carbide bars, insert blanks, strips, blocks, and other cemented carbide products such as wear-resistant parts tungsten carbide, tunnel boring machine tungsten carbide, oilfield tungsten carbide, mining tool tungsten carbide, cemented carbide coal cutting teeth, rotary drilling teeth, tungsten tungsten carbide, Stellite tungsten carbide, and wrought high-temperature tungsten carbide, but also, leveraging our material advantages, customizing high-performance precision machining tools for our customers. Our products include single-sided alloy welded drill guns which can be modified into mechanically clamped drill guns, double-edged drill guns, alloy one-piece drill guns, stepped-edge drill guns, BTA drill bits, drilling tools, deep hole scrapers, honed grinding heads, boring heads, and gun reamers, etc. Meanwhile, the company provides various types of deep hole machining tools, including CNC deep hole drilling machines, deep hole boring machines, deep hole punching machines, deep hole broaching machines, CNC lathes, machining centers, and used machine tools to meet the processing needs of different customers. We are your trustworthy one-stop solution partner.

Zhongyou Heavy Industry Machinery Equipment Co., Ltd. is a professional R& D and production enterprise of hydraulic press machine.

Established in 2017, located in Fengxin Industrial Area, Yichun City, Jiangxi Province, China, Jiangxi Ningheda New Material Co., Ltd. is the subsidiary company of Jiangxi Ningxin New Material Co., Ltd.

Company Profile

Ruichen Seals founded in 2006, covering an area of 18000 square meters, is a collection of research and development, production and sales of various rubber sealing parts enterprises. After 18 years development, Ruichen has more than 300 staffs and the current annual amount is 15 million US Dollars.

Wofly Technology (Group) was established in 2011, headquartered in Shenzhen, China. It has three subsidiaries: Hunan Wofly, Hubei Wofly, and Hong Kong Wofly, as well as Shanghai Wofly Branch and Xi'an Office. Wofl Group Co., Ltd. is a company that specializes in the research and development, manufacturing, and sales of precision high-purity fluid valves and special gas equipment. A national high-tech enterprise and specialized new enterprise that integrates gas system engineering design, installation, and technical services. The group company enjoys a high influence in the national special gas field, with a senior management team, research and development team, engineering and technical experts, etc. The group company has professional contracting qualifications for building mechanical and electrical installation engineering, GC2 pressure pipelines, multiple national patents, and international certifications such as CE/RoHS/TIME certification. The company strictly implements various management measures in accordance with ISO9001 standards.

Shenzhen Kalead Tools Co., Ltd company is located in Shenzhen, China.

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