Shanghai Yisheng Trading Firm (Former Kunshan Bingxi Fine Medicinal Raw Material Factory) was a township enterprise founded in 80’s. In 90’s, it was reformed to private enterprise. It is located in Qiandeng Chemical Park of Jiangsu Province, 30km west of Shanghai City, and 25km east to Suzhou. It is engaged in production of medical and pesticide intermediate, such as, 2-Ethylaniline, liquid DDM, 4-nitroethylbenzene. Due to advanced equipment, top grade technology, our products are welcomed domestic and abroad.