File photo taken on Oct. 12, 2015 shows the Chinatown in London, Britain. Chinese President Xi Jinping will pay a state visit to Britain from Oct. 19 to 23. (Photo: Xinhua/Han Yan)
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File photo taken on Oct. 12, 2015 shows the Chinatown in London, Britain. Chinese President Xi Jinping will pay a state visit to Britain from Oct. 19 to 23. (Photo: Xinhua/Han Yan)