Article 55 of the Customs Law of People's Republic of China (PRC) shall be determined by the customs on the basis of the transaction price of the goods. When the transaction price cannot be determined, the customs value shall be assessed by the customs according to law. The customs value of imported goods includes the price of the goods, the transportation before the goods arrive in People's Republic of China (PRC) and the place of import, and its related expenses and insurance premiums; The customs value of export goods includes the price of the goods, the transportation before the goods arrive in People's Republic of China (PRC) and the export place, and the related expenses and insurance premiums, but the export duties and taxes contained therein shall be deducted. The dutiable value of inbound and outbound articles shall be determined by the customs according to law.