Size 25.3*1.6mm
The Xiaoping master blank (25.3×1.6 mm, 5.0 g) of Qingdao Guangtongbao back Baoquan is an unfinished mother coin, which is rare in the world.
Huaxia rating is extremely beautiful 88
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Located at No.181-199, hollywood road, Sheung Wan, Hong Kong, the museum has four floors and an area of about 20,000 square feet (about 1,858 square meters). You need to make an appointment in advance. It is open from 10: 00 to 18: 00 and closed on Sundays and Mondays.
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