智通财经8月8日讯，今日61股涨停，23股炸板，封板率为72%，国机精工5连板，日海智能、洪通燃气、华光环能4连板，山河智能15天9板，福元医药9天4 板，航天科技4天3板，诚意药业5天3板，万泽股份6天3板，良信股份7天3板。市场全天窄幅震荡，三大指数小幅下跌。沪深两市全天成交额1.71万亿，较上 个交易日缩量1153亿。盘面上，市场热点较为杂乱，个股跌多涨少，全市场超2800只个股下跌。板块方面，新疆、高铁轨交、超级水电、电力等板块涨幅居 前，多模态AI、华为昇腾、半导体、电商等板块跌幅居前。截至收盘，沪指跌0.12%，深成指跌0.26%，创业板指跌0.38%。 人气及连板股分析 连板晋级率降至28.57%，除去巨量分歧实现晋级5连板的国机精工外，最高标中马传动以及多只4连板个股今日均晋级失败，倍加洁遭遇二连跌停。随着长 城军工等进入重点监控名单个股表现持续承压，对高位股方向仍形成负面影响。不过20厘米方向人气并未受到北方长龙、上纬新材等高位股调整太多的拖 累，昨日反包板的利德曼、东芯股份日内仍展现出较强承接，南模生物也实现反包涨停，可见近期一些20厘米趋势品种在连续分歧后仍容易迎来反包加速走 势，连板方 ...

Market Overview - The A-share market experienced narrow fluctuations today, with all three major indices slightly declining [1] - The total trading volume in the Shanghai and Shenzhen markets was 1.71 trillion, a decrease of 115.3 billion compared to the previous trading day [1] Sector Performance - The market showed a mixed performance with over 2800 stocks declining, while local stocks from Xinjiang surged in the afternoon, with over 10 stocks including Bayi Steel hitting the daily limit [1] - Super water power concept stocks rebounded, with Shanhe Intelligent hitting the daily limit [1] - High-speed rail concept stocks showed strong fluctuations, with Jinying Heavy Industry hitting a 20% limit up [1] - In contrast, AI application stocks collectively fell sharply, with multiple stocks including Dingjie Zhizhi dropping over 10% [1][2] Index Performance - By the end of the trading session, the Shanghai Composite Index fell by 0.12%, the Shenzhen Component Index decreased by 0.26%, and the ChiNext Index dropped by 0.38% [3] Trading Metrics - The limit-up performance showed a sealing rate of 68.00%, with 38 stocks hitting the limit and 18 stocks touching the limit [5] - The previous day's limit-up stocks had a performance of 1.39%, with a high opening rate of 58% and a profit rate of 47% [5]