NEM Chemical is the earliest China scale production,the capacity of the largest pyrrolidone series of chemical production base,the company is lacated in the nationa circular econoy demonstration pilot park transformation,national Puyang Economic and Technological Development Zone. NEM Chemical now has 32000 tons/year N-methyl pyrrolidone(NMP), γ -butyrolactone(GBL) combined device, 5000 tons/year N-ethyl pyrrolidone (NEP) and 1000 tons/year Delta valerolactone(DVL) production equipment, production scale, technology level, the quality of the products are the leading domestic level. All produ