The Shenzhen Component Index on the Shenzhen Stock Exchange closed at 7,173.02 points on Thursday, down 71.17 points, or 0.98 percent. A Share Index: 8,129.44 points, down 75.78 points, or 0.92 percent; B Share Index: 5,180.98 points, down 81.32 points, or 1.55 percent; Total Turnover: 107.48 billion yuan (17.34 billion U.S. dollars).