Fraud at Amazon!

I bought some N95 masks at Amazon. However, the seller sent the package to the wrong address(I live in PA not GA). I am sure that the seller is a fraud. Some customers meet the same problem. And the seller empty all the commodities at Amazon. I have contacted Amzon’s customer service. I don’t know…

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Dr. Jiang Xulin passed away for 4 years

  Four years ago, Dr. Jiang Xulin committed suicide at his dormitory in Shanghai. I had met him for two or three times during studying at Hong Kong. However, we did’t meet each other when we got jobs in Shanghai. He was a pure and integrity intellectural who was devoted  to his ideal world. He…

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