We Dongying Rich Chemical CO., LTD. located in Shandong, - chemical center of China. Blessed with unsurpassed geography dominance, we have good offers on methylene chloride,aniline oil, dimethyl formamide, etc. Also are active in refined naphthalene, propylene glycol, dimethyl carbonate, acetic acid glacial,Isopropyl alcohol, butyl acetate, ethyl acetate. And we join hands with clients to open up new market, searching more competitive products.