Jiangsu Top Quartz Products Co., Ltd. is a manufacturer, distributor, and wholesaler of high-quality quartz products, established in 1998 and located in Lianyungang, China, known as the "China quartz center." The company employs between 101 and 200 people and operates a factory, with an annual turnover ranging from USD 0.5 to 5 million. They specialize in quartz products for semiconductor, microelectronics (solar photovoltaic), and chemical equipment industries, serving major markets in North America and Western Europe. Their extensive product portfolio includes large diameter transparent melted quartz glass tubes (200-400 mm), ozone-free quartz tubes, UV-stop quartz tubes, thick-walled quartz tubes, quartz tanks, clear fused quartz tubes, quartz flanges, and various quartz rods, plates, and crucibles. For the semiconductor industry, they offer specialized items such as diffusion furnace pipes, quartz stents, and cleaning troughs. Additionally, they produce a range of electric light source products, including carbon fiber quartz heating tubes, halogen heater tubes, electric heat pipes, and infrared heating tubes, which are high-temperature resistant and applicable across diverse industries for heating, drying, and processing. Jiangsu Top Quartz Products Co., Ltd. is ISO 9001 and ISO 14001 certified, emphasizing strict quality control from raw materials to finished products, and integrates research, development, production, sales, and technical services with a focus on high technical content, environmental protection, and energy-saving technologies. They are a key supplier to companies like Wallace figure materials, GE material, and Heraeus.
Zhangjiagang T-Crystal Glass Co., Ltd. is a leading glass manufacturer and trading company established in 2010. Based in Zhangjiagang City, Jiangsu Province, the company operates a sophisticated manufacturing facility approximately 150km from Shanghai. With a workforce of 301 to 500 employees and annual revenues between US$5 million and US$10 million, the firm specializes in a comprehensive range of building and decorative glass solutions, including tempered, laminated, insulating, and silk-screen printed glass. Their product portfolio extends to specialized applications such as elevator glass, shower enclosures, swimming pool fencing, and furniture glass, complemented by hardware like glass clamps and columns. The company's production plant is equipped with advanced machinery, including Bottero automatic cutting tables, CNC drilling machines, water jet cutters, and heat-soaked ovens, enabling high-precision OEM and contract manufacturing services. Zhangjiagang T-Crystal Glass holds the Chinese national CCC certificate and Australian/New Zealand safety glass certifications. Their products are exported globally to markets including the United States, Australia, United Kingdom, Korea, Italy, and France, serving diverse sectors from architectural curtain walls to interior decoration and industrial apparatus.