The business specification requirements for online sales of hazardous chemicals: "The purchase of highly toxic chemicals shall be subject to the Work Safety License for Hazardous Chemicals issued by the work safety supervision and administration department, or the Business License for Hazardous Chemicals or the Safe Use License for Hazardous Chemicals issued by the work safety supervision and administration department of the people's government of the city divided into districts, or the Purchase License for Highly Toxic Chemicals issued by the public security organ of the people's government at the county level. The purchase of explosive prone hazardous chemicals shall be subject to the Work Safety License for Hazardous Chemicals issued by the work safety supervision and administration department, or the Production License for Civil Explosives issued by the Ministry of Industry and Information Technology Or the "Hazardous Chemicals Business License" or "Hazardous Chemicals Safety Use License" issued by the safety production supervision and management department of the city level people's government divided into districts, or the legal use certificate issued by our unit