Dezhou Dongbang Chem & Tech Co., Ltd speciallizes in chemical intermediates which integrates production and sales, and our main Products are 2,2-dimethyl Thiazolidine, Hinokitiol, N-Phenyl-2-pyrrolidinone, 1-Methylpyrrolidine, Tropolone and Vinyl chloroacetate. We have advanced production equipment and techniques, perfect detection equipment, we have several senior technical staff, and also built research and development centers in the university. We always ...