The Shenzhen Component Index on the Shenzhen Stock Exchange closed at 8,584.87 points on Friday, up 63.67 points, or 0.75 percent. A Share Index: 9,723.75 points, up 73.21 points, or 0.76 percent; B Share Index: 5,845.28 points, up 38.98 points, or 0.67 percent; Total Turnover: 104.2 billion yuan (17 billion US dollars).