On June 6th, the main A-share indexes fluctuated downward. At the close, the Shanghai Composite Index rose and fell by 0.54% to 3048 points, the Shenzhen Component Index fell by 0.57%, and the Chinext Price Index fell by 0.71%. Over 4800 stocks fell, with a total turnover of 845.9 billion yuan, an increase of 157.4 billion yuan compared with yesterday. On the market, the time and space big data sector fell, with multiple stocks including Guangzhou Hi-Target Navigation Tech falling by more than 10%; the car service sector weakened, with Sichuan Haowu Electromechanical hitting the limit down; the micro-board sector collectively fell, with multiple stocks including Dalian Friendship hitting the limit down; the Pinduoduo concept, engineering consulting services, and generator concepts fell the most. In addition, the metals and PCB sectors rose slightly.