Three beautiful North Korean waitresses are singing a traditional song for Chinese customers in a Korean restaurant in Shenyang city, capital of Northeast China's Liaoning Province. Shenyang's Xita Street, also called Korean Street Xita, has China's second largest population of Korean ethnic group, and attracts a number of North Korean businessmen. Hundreds of North Koreans are catering to these customers with a variety of eateries and entertainment, helping the city earn the title "Sleepless Korean Street Xita."

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