A-shares close: Sci Tech 50 index rises 4.61%, semiconductor and pharmaceutical sectors collectively strengthen According to Caixin News Agency, all three major indexes closed red, with the ChiNext Index bottoming out and rebounding, and the Sci Tech Innovation 50 Index surging 4.61%. The transaction volume of the Shanghai and Shenzhen stock markets was 3.52 trillion yuan, a decrease of 34.7 billion yuan from the previous trading day. On the market, hot topics quickly rotated, with over 2900 individual stocks falling across the entire market. From a sector perspective, the semiconductor equipment sector has strengthened, with Jinhaitong, Huaya Intelligence, Baicheng Shares, and Huahai Qingke hitting the daily limit up. The concept of electronic special gas was active in the afternoon, with Haohua Technology, Kemet Gas, and Guanggang Gas hitting the limit up. The pharmaceutical sector exploded, with more than 20 constituent stocks hitting the daily limit up. Hainan Haiyao hit the 3-board in 5 days, while Wanbang Pharmaceutical, Tailong Pharmaceutical, and Teyi Pharmaceutical hit the daily limit up. The concept of controllable nuclear fusion is showing active performance, with Baili Electric, Lianchuang Optoelectronics, CNNC Technology, and China Nuclear Construction hitting the daily limit up. The retail concept fluctuated and rose, with Ningbo Zhongbai hitting 2 boards in 3 days and Zhongbai Group hitting the daily limit up.