An earthquake measuring 5.0 on the Richter scale jolted Simao, a city in southwest China's Yunnan Province, at 0:30 Wednesday, leaving three people injured.
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The epicenter of the quake is at 22.7 degrees north latitude and 100.8 degrees east longitude, according to China Seismological Network.
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Three people were injured but no one was yet found dead. A batch of houses were damaged at different level.
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The local government has quickly organized the disaster relief work.

(Xinhua News Agency January 26, 2005)