Which china / Taiwan?

Hi folks,

first sorry for my ignorance in not being able to identify this

are these stationaries still valid and if yes where :wink:

Thanks a lot

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They are all from Mainland China.中国人民邮政(People’s Post of China) is the name of postal service provider in mainland China before 1992.They are all valid stamps today.

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They are MF-1 envelopes issued in mainland China in 1983. They are still valid today.

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Top-left postcode area is an icon of Mainland’s postcards and envelops.


Thanks a lot, for your answers

I may buy those, I will let you know
what should I invest ?

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Now they’re about 80-100CNY (12-15USD), and used ones worth more than blank envelopes.

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