- 老古董 lǎogǔdǒng antiquean antique object; an old-fashioned article
- 古董商 gǔdǒngshāng antique dealerA merchant who buys and sells antiques and ancient artifacts
- 古董滩 gǔdǒngtān GudongtanGudongtan; a desert area near the Han dynasty [[阳关|陽關|yang2 guan1]] pass, named for its numerous archaeological finds