Nanjing Hengsiman Chemical Co., Ltd. is a private-owned enterprise. which produces and markets the chemical products and raw material. Our company provides the excellent chemical products for our clients Excellent quality and outstanding performance gain the trust and support of more than 1000 customers from the globe. Our strong sources are popular in Chinese chemical market and are exported to Europe, America, Southeast Asia, South Africa, Middle East ans so on, which are based on the advanced technology, remarkable products, professional technicians and international trade teams.