GianTek Quartz Material (Shanghai) Co., Ltd., established in 2001, is a high-tech enterprise based in Shanghai, China, specializing in the R&D and production of precision optical components and quartz glass products. The company operates a factory in Shandong Province covering over 14,000 square meters and another plant in Liaoning Province, employing between 101 and 200 people. GianTek is a manufacturer and trading company, offering OEM services and providing a complete line of high-quality quartz glass products directly to OEMs and various industrial clients. Their extensive product range includes clear fused quartz tubes, translucent quartz tubes, dark red quartz tubes, twin quartz tubes, quartz rods, quartz plates, quartz discs, and specialized quartz apparatus. They also produce precision optical components such as optical lens sets, laser protection lenses, focusing lenses, collimating lenses, prisms, cylindrical mirrors, reflectors, filters, and infrared application lenses. These products are widely used in laser cutting and welding, heating, lighting, labware, semiconductor, metallurgic, and measurement instrument industrial sectors. GianTek emphasizes strict quality control procedures and utilizes high-end imported equipment for processing and testing. The company exports to international markets, including North America, South America, and Eastern Europe.
Shenzhen Jinyuantai Technology Co., Ltd. is a professional distributor and wholesaler of electronic components based in the Huaqiang North electronics hub of Shenzhen, China. Established in 2016, the company specializes in the technical development and domestic and international trade of a wide range of semiconductors and passive components. Their extensive product portfolio includes integrated circuits (analog, digital, and mixed-signal), RF power transistors, MOSFETs, IGBTs, and microcontrollers. Additionally, they supply essential hardware such as optoisolators, SRAM, DACs, HART modems, diodes, capacitors, and transformers. With an annual revenue between US$2.5 million and US$5 million, the company serves a global clientele across North America, Western Europe, and Eastern Asia. They are recognized for providing comprehensive component solutions, including specialized RF microwave devices and audio modules, while maintaining high standards for product quality and shipment reliability.