The Jade Doorknocker with Four Sky Symbols, an exquisite Han-Dynasty Lantian Jade Carving
Source:CCTV.com 16-05-23 03:36 Updated BJT
A doorknocker with a ring is often found on a gate. But this Jade Doorknocker of Maoling Museum is unique.
Editor: LiuYing
16-05-23 03:36 BJT
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