Shandong Damin Chemical Co., Ltd. was established on July 4, 2008. The legal representative Cao Zhenli, the company's business scope includes: production of 1,2-propanediamine 3000 tons/year; wholesale of diethylamine and n-hexylamine (validity period subject to license); 3000 tons/year 2-A Production of butyl-1,5-pentanediamine; production of 300 tons/year of n-octylamine; sales of isopropanolamine, isooctylamine, and ethoxyethylamine;