we are the largest manufacture of stearic acid series product and diphenylamine. at present, yearly output of "Duanma" The stearic acid 200,000 tons, the fatty acid 100,000 tons, the fixed oil 100,000 tons, the glycerine 20,000 tons, the castor oil 50,000 tons, ten dioxystearic acids 10,000 tons, the oleic acid 5,000 tons, the stearic acid salts 5,000 tons productions scales, the planned production soap grain, the soap flakes 60,000 tons, the diphenylamine is 6000-8000 MT per year.