清关

customs clearance

mountain pass / to close; to shut; to turn off / to confine; to lock (sb) up; to shut (sb in a room, a bird in a cage etc) / to concern; to involve

Qing (Wade-Giles: Ch'ing) dynasty of imperial China (1644-1911) / surname Qing

clear / distinct / quiet / just and honest / pure / to settle or clear up / to clean up or purge

(of water etc) clear; clean / quiet; still / pure; uncorrupted / clear; distinct / to clear; to settle (accounts)