The stamp above overprinted "China" and postmarked in Shanghai is a rare three Pfennig denomination stamp from 1898 was used for German offices in China.

上面加印“中国”和上海的邮戳邮票是一种罕见的3芬尼面值邮票从1898年德国在中国的办事处使用。

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The Revenue stamp of the China's Liberated Areas can be divide into two category. Which are Design and print by oneself and overprinted surcharge.

摘要：中国解放区印花税票可分为自行设计印制和临时加盖改值两大类。

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