Research and development of pharmaceutical and chemical products and technology transfer; self-operated and agency import and export business of various commodities and technologies (except for commodities and technologies that are restricted by national enterprises or prohibited from import and export); chemical products [limited pigments (sunfast red BBS, resistant Production of Sunyan Red BBC, Forever Red F5RK, Forever Yellow GR, Forever Yellow HR, Forever Yellow G), raw materials (excluding hazardous chemicals). (Projects that require approval according to law can only be carried out with the approval of relevant departments)