Market Overview: in early trading on Tuesday, the three major indexes of Shanghai and Shenzhen collectively opened low. After the opening, they rose rapidly, followed by a shock and fall, and the record index continued to fall. On the disk, banking, real estate, warehousing and logistics and other sectors rose sharply, the new energy track continued to adjust, and Yuan universe, digital currency and virtual digital man led the decline. In the afternoon, the decline of the three major indexes in Shanghai and Shenzhen continued to expand. On the disk, covid-19 detection sector rose against the market, the concepts of assisted reproduction and infant and child were active, and most other sectors performed poorly. Throughout the day, in the industry, traditional Chinese medicine, chemical fertilizer, precious metals, logistics, banking, real estate and other sectors led the increase, while shipbuilding, wind power equipment, aerospace, semiconductors, software development, photovoltaic equipment, food and beverage, agriculture, animal husbandry, fisheries, batteries and other sectors LED the decline; In terms of theme stocks, theme stocks such as assisted reproduction, in vitro diagnosis, longevity drugs, express delivery, influenza and virus prevention and control led the rise, while theme stocks such as virtual digital human, digital currency, chicken, off screen camera, metauniverse, aircraft carrier and automobile chip led the decline. On the whole, stocks in the two cities rose less and fell more, with cautious market sentiment and poor profit-making effect. The turnover of the two cities was 1055.7 billion yuan, exceeding trillion for eight consecutive days. As of the closing, the Shanghai Composite Index closed at 3567.44 points, down 26.08 points, or 0.73%, with a total turnover of 441.301 billion; Shenzhen composite index reported 14223.35 points, down 183.62 points, or 1.27%, with a total turnover of 614.438 billion; The gem index reported 3056.15 points, down 39.54 points, or 1.28%, with a total turnover of 234.645 billion. The Kechuang 50 index reported 1294.40 points, down 23.87 points, or 1.81%, with a total turnover of 48.705 billion.