[analysis of the daily limit of June 19] Today, a total of 44 shares rose by the daily limit, with a total of 9 shares and 18 shares failed to seal the board, with a closure rate of 71% (excluding St shares, delisted shares and unopened new shares). In terms of individual stocks, optical communication plate Huaxi shares 6 days 5 boards, Fuxin Technology Science and Technology Innovation Board 4 days 3 boards, Optical Xun Technology 4 days 3 boards, Yongding shares 4 days 2 boards, automobile industry chain Feilong shares 7 days 5 boards, Triple forging 2 boards, Changchun 1 East 2 boards, robot concept stocks 4 boards, Ke Li Sensor 3 days 2 boards, artificial intelligence plate Dingjie Software Entrepreneurship Board 2, Runda Medical 2 boards. Smart driving concept stock Cyrus 6 days 3 boards. Today, 1943 stocks rose and 2937 stocks fell.