Dongchen Chemical is specializing in the production, research and development of environmental protection chemical fillers, sewage treatment.Technology and product development, chemical bulk raw materials, etc. Mainly produces ceramic balls, structured packing and bulk packing of various materials, chemical agent, molecular sieve, PTFE standard and non-standard parts, PTFE seal, 95% hydrogen, Calcium Oxide Granular Series Products, etc.Widely used in petroleum, natural gas, chemical industry, medicine, rubber, environmental protection, smelting, coking, cooling towers, power water treatment and other industries. In recent years, our company has materials (limestone for calcium carbide, acid-grade fluorite powder, etc.) have also made great progress.In line with the purpose of being responsible to users and the requirement of constantly improving itself, our company has passed a series of listed international standard quality assurance system certifications, and cooperated with many scientific research institutes and design units.A variety of technical cooperation relationships have been established, laying a solid foundation for improving market competitiveness foundation.