Collection of Customs taxes and duties; 2.
Collection of other import and export taxes on behalf of other government agencies such as value added tax (VAT), excise tax, and municipal tax; 3.
Supervision of imports and exports to ensure compliance with relevant laws and regulations; 4.
Prevention and suppression of smuggling, tax and duty evasion including other Customs offences; 5.
Promotion of manufacturing and export through tax measures; and 6.
Facilitation of international trade