
Headquartered in Beijing, Beijing Dingye industry and Trade Co., Ltd. Has a modern R & D and production base covering an area of 15000 square meters and a 100000 level purification workshop in Hebei. From R & D design to production control, from finished product detection to storage and transportation sales, a complete set of perfect quality management and quality assurance system has been established in strict accordance with the requirements of GMP quality management system. It has passed ISO9001 quality management system certification. The annual design capacity of liquid silica gel is 1000 tons / year, and that of silicone oil is 2000 tons / year.