A-share midday review | High-level fluctuations, Shuangchuang index hits new high and falls! Technology main line adjustment, bull market leader abnormal movement during trading hours.

On June 22nd, after a high-level shock and rebound in A shares, the three major indexes turned red again, with a clear differentiation between the yellow and white lines and a stronger trend in heavyweight stocks. By the midday close, the Shanghai Composite Index rose 0.18%, the Shenzhen Component Index rose 0.29%, and the ChiNext Index rose 0.74%. The turnover of the Shanghai and Shenzhen stock markets reached 2.5 trillion yuan in the first half of the day, an increase of 367.9 billion yuan compared to the previous trading day. In terms of the market, the securities, insurance, and other large financial sectors continued to strengthen, with GF SEC hitting the limit up, Changjiang, China Securities Co.,Ltd. up more than 7%, and Huatai, New China Life Insurance, and China Life Insurance up more than 5%. The CPO concept was active, with Yuanjie Semiconductor Technology and East Point rising more than 9%, reaching historical highs, and EverProX Technologies, Shenzhen S-king Intelligent Equipment, Henan Shijia Photons Technology, and Cig Shanghai leading the gains. The storage chip concept was active, with Shannon Semiconductor Technology rising more than 11%, and other companies following suit. The battery sector experienced a volatile rise, with Hunan Yuneng New Energy Battery Material rising more than 12%, and others like Shenzhen Dynanonic, Hubei Wanrun New Energy Technology, Eve Energy Co.,Ltd., and Contemporary Amperex Technology following suit. On the downside, the Siasun Robot & Automation concept fluctuated downward; the military, commercial aerospace concepts fluctuated lower; and pharmaceutical and medical stocks collectively weakened. Looking ahead, Zhongtai believes that the technology market may continue, but the value reversal is not yet in place. They expect that the policy focus will not shift in the short term, and the focus will continue on internal diffusion of technology, with the value style still needing to wait. Popular sectors: 1. Financial stocks surged. 2. The CPO concept was active. 3. The storage chip concept was active. 4. The battery sector was volatile. Institutional viewpoints: - China Securities Co.,Ltd.: Continues to see AI computing power as a core theme in the current bull market. - Zhongtai: Continues to focus on internal technology diffusion, value style still needs to wait. - Founder: Need to pay attention to the possibility of style rebalancing at the end of the month.