A shares rebounded in a V-shape. The Shanghai stock index closed up 0.41% and recovered 3300 points. The Shenzhen Composite Index rose 0.62% and the gem index rose 1.15%. In the afternoon, the straight-line rise of the securities sector led to the rapid rebound of the index, Boc International (China) Co.Ltd(601696) , Chinalin Securities Co.Ltd(002945) limit; Covid-19 detection concept stocks broke out again in the afternoon, and the sector lifted the limit tide; The theme of digital currency is active, and the agricultural sector is well built; New energy and infrastructure sectors weakened; In terms of individual stocks, more rose and less fell, with more than 2800 individual stocks rising in the two cities; The turnover of Shanghai and Shenzhen stock markets today was 1050.2 billion, exceeding trillion yuan for the seventh consecutive trading day; Northbound funds sold a net 5.042 billion yuan throughout the day, with a cumulative net sales of more than 36 billion yuan this week, and the net sales in a single week hit a two-year high.