Three Hong Kong stars have joined forces to help poor children in northwest China's Ningxia Hui Autonomous Region.

Charlie Yeung, who's been appointed as UNICEF education ambassador, has teamed up with health ambassador, Gigi Leung, and assistance ambassador, Karen Mok, to raise funds for poor children on the Chinese mainland.

A hot line has opened in Hong Kong. Anyone wishing to donate money to help poor kids in China can dial 28336193.

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