Some rules of China Customs

The owner of imported or exported articles can declare to the Customs and pay the duty by himself or herself or entrust an agent to do. The owner's agent should obey the Customs decrees enacted.

Conveyance from one Customs place to another, the agent should declare to the Customs accord with the demands.

The owner of imported or exported articles should declare to the Customs in fact. Anybody can't open or break down Customs' seals.