China\'s benchmark Shanghai Composite Index on the Shanghai Stock Exchange closed at 2,193.07 points on Wednesday, down 1.81 percent, or 40.34 points. A Share Index: 2,295.51 points, down 42.25 points, or 1.81 percent; B Share Index: 255.30 points, down 4.06 point, or 1.56 percent; Total Turnover: 138.2 billion yuan (22.66 billion U.S. dollars).