Nantong Runfeng Petro-chemical co.,ltd is a professional comprehensive Petro-chemical enterprise who has been specializing in world trade,trade agent in bonded areas for raw chemicals,basic materials,refined chemicals as representative. Our company own many technicians salemen in world trade with much experience in petro-chemicals fields.and have established a reliable cooperative relation with many famous large chemical enterprises in home and world and formed a complete sales web in domestic ...