Shanghai stocks opened down 4.39 percent Wednesday on deepening gloom over the Chinese economy which slammed global markets overnight, dealers said. China’s benchmark Shanghai Composite Index slumped 138.94 points to 3,027.68 at the open. It later cut some of the losses, with the index down 3.23 percent by mid-morning. The Shenzhen Composite Index, which tracks … Continue reading Shanghai stocks plunge 4.39% on economic gloom