China's benchmark Shanghai Composite Index on the Shanghai Stock Exchange closed at 2,036.52 points on Friday, down 20.51 points, or 1.00 percent. A Share Index: 2,132.11 points, down 21.52 points, or 1.00 percent; B Share Index: 226.13 points, down 1.35 points, or 0.59 percent; Total turnover: 74.15 billion yuan (11.96 billion U.S. dollars).