Chinese share prices were up 0.87 percent Tuesday morning after a strong performance by Wall Street overnight boosted sentiment, dealers said. The Shanghai Composite Index, which covers A and B shares, was up 23.01 points at 2,675.79. 把金融英语站点收藏 The Shanghai A-share index added 24.18 points, or 0.87 percent, to 2,808.76, while the Shenzhen A-share index gained 7.05 points, or 0.75 percent, to 946.03.