1分钟，涨停！

Group 1: Market Overview - The A-share market opened lower on November 5, with the Shanghai Composite Index down 0.95% and the ChiNext Index down 2.08%, affecting over 4,800 stocks [2][3] - The Hong Kong stock market also opened lower, with the Hang Seng Index dropping nearly 1% and the Hang Seng Tech Index down 1.75% [3] Group 2: Coal Sector Performance - The coal sector showed strong activity, with Antai Group (600408) hitting the limit up within one minute of opening, marking its ninth consecutive trading day of gains [5] - Other coal stocks such as Baotailong (601011) and Dayou Energy (600403) also reached their daily limit up, driven by a significant recovery in profits for coal companies in Q3 [5][6] - In Q3, 37 listed coal companies reported a total net profit of 29.942 billion yuan, a quarter-on-quarter increase of 22.83% [6] Group 3: Consumer Sector Activity - The consumer sector was active, particularly in Hainan Free Trade Port and duty-free shopping, with stocks like Haixia Co. (002320) and Dongbai Group (600693) hitting the daily limit up [7][9] - The implementation of new duty-free policies in Hainan has shown initial positive effects, with a reported sales increase of 6.1% on the first day of the policy [9] Group 4: Food Sector Performance - The food sector saw some stocks perform well, with Anji Food (603696) and Huifa Food (603536) both hitting the daily limit up [11] Group 5: Semiconductor Sector Decline - The semiconductor sector, particularly memory chips, opened lower, with companies like Shenkong Co. and Demingli (001309) experiencing significant declines of over 7% [12][13] - Concerns about the valuation levels in the chip and AI sectors have been raised, with warnings of potential market sell-offs [13]