(1) Commodity classification: except in special circumstances

(2) inspection and quarantine: according to the government of China and the relevant countries signed intergovernmental inspection agreement, the products exported to Iran and a few other countries need to be pre-shipment inspection in accordance with the provisions.

(3) Tariff exemption: if the exported goods are of trade nature, the nature of exemption is declared as general taxation, and the mode of exemption is declared as taxation according to the rules; if the nature of donation, the domestic consignor is a trade agent, charity, etc., the nature of exemption may not be filled in, and the mode of exemption is declared as full exemption.

(4) Declaration standard: fill in the commodity name and ingredient content in accordance with the standard declaration requirements, and strictly abide by the principle of consistency of a single single single goods; if the material is not produced in China, the country of origin is filled in according to the actual country of production.