Shown here are all the covers that I have received from my worldwide exchange partners since 1990. It is not about a beautiful covers, because at that time all these covers only acted as a carrier to all the 50 stamps, which is part of the stamps exchange programme. I put it up as a remembrance to all my friends around the world.
Tuesday, October 13, 2020
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Posted from Shanghai (上海), it is China's largest
city with a population of more than 24 million people.
