Africa discovers dark side of Chinese master By Colin Freeman in Chambishi, Sunday Telegraph Last Updated: 1:05am GMT 04/02/2007 The smooth red carpet rolled out across Africa last week for Hu Jintao, the Chinese president, did not quite reach the gates of Zambia's Chambishi copper mine. A young street child outside a Chinese-run business centre His plans to make an official visit yesterday to the plant, which re-opened under Chinese state ownership eight years ago, fell victim to a hitch he rarely encounters at home: the not-so-grateful worker. Tipped off that miners were threatening protests about poor pay and conditions,...