The consignor and consignee of export and import goods and the agent declaration enterprises shall be registered at the customs in advance for going through customs declaration procedures. 向海关办理申报手续的进出口货物的收发货人、受委托的报关企业应当预先在海关依法办理登记注册。
The consignor of import goods and the agent declaration enterprises shall declare to the customs after the goods arrive at the custody area of the customs but24 hours before loading. 出口货物发货人、受委托的报关企业应当在货物运抵海关监管区后、装货的二十四小时以前向海关申报。