He became a security guard on a golf course in the southern metropolis of Guangzhou before even realizing the sport's existence.

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Shares in Shanghai-based China Eastern and Guangzhou-based China Southern both gained 3% overnight in trading in New York.

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Droughts seem to be ever more frequent in northern China, and southern cities such as Guangzhou are also affected.

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Dim sum as we know it developed in Guangzhou, the cultural and commercial center of southern China, in the 18th and 19th centuries, said Maria Tam, an anthropologist at the Chinese University of Hong Kong.

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