Research and development of chemical products, chemical products (excluding dangerous chemicals), and batch and zero marketing;Technical consultation of pharmaceutical intermediates;Purchase and sale of chemical raw materials and chemical products (excluding dangerous products);Domestic trade;Import and export of goods and technologies;Technical consultation on chemical products;Research and development of biological products;Prepackaged food, health food, cosmetics, medical devices, veterinary drugs and pesticides (excluding dangerous chemicals), feed and feed additives are all mixed.^ pharmaceutical intermediates technical consulting;Purchase and sale of chemical raw materials and chemical products (excluding dangerous products);Domestic trade;Operating import and export business (none of the above includes laws, administrative rules and regulations, the decision of the state council to require pre-approval and prohibition of projects)