Customs preparation is easiest when it begins with the items you actually intend to carry. Food, medicines, cash, animal or plant products and specialist equipment can raise different questions. Do not assume that something sold legally at home can enter another country without restriction or declaration.
Separate three sets of rules
Customs controls concern entry and exit of goods. Airline security and baggage rules govern what can travel in a cabin or checked bag. Railway restrictions may apply to a later domestic journey. An item must satisfy every relevant stage, so keep the complete itinerary in mind when packing.
Check unusual items early
Use the General Administration of Customs service guidance for baggage and restricted goods. Ask the appropriate authority about uncertain items before departure, especially where medication or equipment has a particular legal status. Carry supporting documentation where required and keep products identifiable. Avoid repackaging something in a way that makes it harder to explain.
Declare when required
Read the current arrival instructions and use the appropriate channel. If uncertain at the border, ask customs staff rather than treating uncertainty as permission. Keep purchase records for items whose value or purpose may need explanation. This article deliberately avoids a universal allowance table because thresholds, exemptions and conditions require current verification. Review the official guidance close to travel and check the rules for your return destination as well. A souvenir that leaves China without difficulty may still face restrictions on arrival at home.
Official references and further reading
References checked 6 September 2026. Recheck operational requirements before travel.
