Lianyungang Donghai Hongwei Quartz Products Co., Ltd. is located in Donghai, Jiangsu-the center of Chinese Quartz. Our company covers an area of 38mu and our capital is over ten million Yuan. We are mainly engaged in developing and producing high-quality quartz glass products and CFQ tubes applied for light-sources, disinfection, chemical tubes, communication and heating equipment. Our major products include 200-460mm large OD high purity quartz tubes with OH<20ppm, other quartz tubes with OD range from 2 to 200mm, ozone free quartz tubes, UV-stop quartz tubes, twin quartz tubes, (fishing lamps) bulb shells, quartz boats, quartz for vertical furnace, quartz pedestals, quartz tanks, clear quartz crucibles, . Our products now cover over 20 provinces and cities in China and are exported to England, America, Germany, and Japan. In recent years, our company has invested over three million Yuan as the fund of development and research in order to improve quality and intensify market competition. Our company is located in the beautiful capital of crystal-Tuofeng Industrial Zone, Donghai. We have convenient transportation by sea, land and air. We take opening-up, customer-first and honesty as our goal. It&＃039;s our pursuit to provide clients with perfect quality merchandise!