Donghai Kaikai Quartz Products Co., Ltd.
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Donghai 99 Quartz Technology Co., Ltd.
🇨🇳 China
200811-50 peopleManufacturerOEM manufacturer
ODM manufacturer
Product customization
Low MOQ
Key market
🇩🇪 Germany
Description
Donghai 99 Quartz Technology Co., Ltd., also known as Lianyungang Jiujiu Quartz Technology Co., Ltd., is a professional manufacturer and exporter specializing in high-purity quartz and fused silica products. Established in the early 2000s and headquartered in Donghai County, Lianyungang—a region renowned for its abundant silicon resources—the company operates a factory spanning up to 5,000 square meters. With ISO 9001 certification and multiple production lines, the firm maintains rigorous in-house quality control and statistical process control to serve the lighting, heating, chemical, and electronics industries.
The company's extensive product portfolio includes clear, UV-stop, ozone-free, and milky quartz tubes, as well as quartz plates, rods, discs, and fused silica apparatus. They are recognized for technical capabilities in producing ultrathin quartz glass (down to 0.05mm) and large-diameter tubes. Beyond raw material production, the company provides comprehensive secondary processing services such as trim cutting, fire polishing, bending, pinching, and custom ODM/OEM manufacturing. Their expertise extends to specialized lighting components, including metal halide lamps, high-pressure mercury lamps, and infrared heat lamps.
With a dedicated R&D team and a workforce of up to 50 employees, Donghai 99 Quartz Technology Co., Ltd. exports approximately 60% of its output to international markets across North America, Europe, and Asia, including Germany, the Netherlands, Japan, Korea, and the USA. The company is committed to delivering high-grade quartz solutions backed by advanced production facilities and rich technical manpower.
Clear Quartz Tube (NO. 1)
Pulse-Start Uniform Metal Halide Lamp (NO. 3)
Reflector Type High Pressure Mercury lamp (NO. 4)
Blended-Light High Pressure Mercury Lamp (Clear)
Metal Halide Lamp For Plant Growth (American Standard)
High Pressure Mercury Lamp (Coated)
Metal Halide Lamp (T, Clear)
Super High Pressure Sodium Lamp (European Standard)
Single Ended Ceramic Metal Halide Lamp (NO. 8)
Donghai County Ruihai Trading Co., Ltd.
🇨🇳 China
201511-50 peopleManufacturer/Trading CompanyOEM manufacturer
Product customization
Low MOQ
Key market
🇹🇼 Taiwan
Description
Donghai County Ruihai Trading Co., Ltd., established in 2015 and located in Lianyungang, China, is a manufacturer and trading company specializing in high-tech materials. With 11 to 50 employees, the company is ISO 9001 certified and operates a factory in Donghai County, known as the "Chinese quartz Center." They are a contract manufacturer primarily focused on quartz glass products for the quartz, semiconductor, fiber, and solar industries. Their extensive product range includes quartz plates, windows, observation windows, various quartz tubes and rods, quartz parts, boats, blocks, cleaning tanks, crucibles, beakers, and specialized quartz tooling for semiconductor applications. They offer OEM and ODM services, customizing products based on customer drawings or requirements. Utilizing high-purity raw materials from domestic sources, GE, and Heraeus, Donghai County Ruihai Trading Co., Ltd. exports a significant portion of its quartz products to Taiwan, Japan, South Korea, the United Kingdom, the United States, Germany, France, and Russia, among other countries. They also produce crystal products and glass smoking pipes.
Semiconductor Experiments Field Accept Customized Transparent Fused Silica Quartz Glass Wafer Boat$0.1
Polished Round Bottom Transparent Quartz Ring Boat$0.1
Customized Size 10mm 14mm 18mm Male Female Joint Quartz Banger for Smoke$0.75
High Purity Polishing Clear Quartz Boat with Ring$0.1
Lab Use Clear Quartz Combustion Boat with Ring$0.1
Quartz Boat Clear Fused Quartz Boat for Lab$0.1
Long and Thin Quartz Glass Boat Clear Quartz Boat Lab$0.1
Custom Semicircle Quartz Boat Flat Bottom Quartz Glass Boat$0.1
Quartz Boat for CVD Process in Semiconductor Fabrication (Quartz Boat)$0.1
Solar Panel Accessories 8 Inch Ge 214 Quartz Alloy Boat Quartz Boat$100
Customized High UV Transmittance Purity Quartz Wafer Carrier Quartz Boat$100
Fused Quartz Boat Laboratory Instruments Quartz Boat Clear Quartz Glass Combustion Boats for Lab Crucible$100
