長城123

最近在買入長城銀條當中,發覺都有幾種版本,相信是不同年代的產品,
如各位對長城銀條有研究的網友,可分享一下.^-^

部份資料:

1) The Great Wall Gold and Silver Refinery of China — Chengdu,    first listed ~1972-1981
Current mark: Great Wall Gold & Silver Refinery (Roman and Chinese characters) in oval around China plus Great Wall logo and circular assay mark.

Great wall silver bar