Chinese share prices were down 0.28 percent Wednesday morning as overnight falls on Wall Street dampened sentiment, dealers said. 我要收藏 The Shanghai Composite Index, which covers A and B shares, was down 8.11 points at 2,767.91. The Shanghai A-share index lost 8.54 points, or 0.29 percent, to 2,905.34, while the Shenzhen A-share index shed 0.53 points, or 0.06 percent, to 963.64.