A — Custom-House report

B — export restitution

C — transit zone

D — absolute quota

E — anti-dumping duty

F — bonded warehouse

G — entry for consumption

H — exchange control

I — commission

J — advice of dispatch

K — balance on merchandise trade

L — class of kind

M — core list

N — free market

0 — import quota

P — mail entry

（）中转贸易区（）佣金