China\'s benchmark Shanghai Composite Index on the Shanghai Stock Exchange closed at 2,243 points on Friday, down 40.66 points, or 1.78 percent, from the previous close. A Share Index: 2,348.1 points, down 42.49 points, or 1.78 percent; B Share Index: 254.02 points, down 6.25 points, or 2.4 percent; Total Turnover: 101.55 billion yuan (16.2 billion U.S. dollars).