[Shanghai Stock Exchange: the number of institutional shareholders and shareholding ratio of Science and Technology Innovation Board Company rises steadily and the investor structure continues to optimize] according to the Shanghai Stock Exchange, by the end of the first quarter of 2023, Science and Technology Innovation Board's professional institutional investor active accounts exceeded 57000, an increase of 5.8% over the same period last year; professional institutional investors accounted for about 40%, and annual trading volume accounted for more than half. The vast majority of Science and Technology Innovation Board's circulation shareholders include fund shareholders, and the "hard technology" industry chain companies represented by integrated circuits, new energy and aerospace are the most favored by the fund. Kochuang's 50ETF share and scale continued to grow, and it quickly became the fourth largest broad-based index ETF in the A-share market in just over two years. At the same time, Science and Technology Innovation Board's international attractiveness and influence continue to rise. Up to now, there are 214stocks of Science and Technology Innovation Board in Shanghai Stock Exchange and 67 shares of Science and Technology Innovation Board have been included in MSCI, FTSE Russell and S & P core index system.