FAP, May 26 (Xinhua)-- the performance of the overall stock index diverged throughout the day, and the Shanghai and Shenzhen main boards bottomed out and both closed up slightly. The Prev index recovered 3,200 points, and the gem index narrowed its decline after hitting an one-year low. On the day, computer concept stocks continued to soar, led by memory, CPO and AI servers, while Hengshuo shares, Hongbo shares, Tuowei Information, Huasheng Tiancheng, Ruineng Technology, Demingli and other stocks rose by the daily limit, while Zhongfutong, Cambrian and Longke Technology rose more than 10%. The concept of AI broke out across the board, ChatGPT, media education and games strengthened, while Hong soft Technology, Jinqiao Information, Southern Media, Yangtze River Media, Celebrity Health, Middle School Education and Kevin Education rose by the limit. The traditional Chinese medicine plate continued to rise, Kunming Pharmaceutical Group, Jianmin Group rose by the daily limit, Baiyunshan, Darentang, Taiji Group touch board. In terms of decline, the new energy track fell into adjustment, the photovoltaic and lithium battery plates were in the doldrums, Dexin Technology fell by more than 9%, and Huazi Technology, Shijing Technology, Haiyou New Materials, Yueneng Technology, CITIC Bo, Jinchen shares, Dike shares and Sunshine Energy fell by more than 5%. On the whole, stocks rose more than fell less, and more than 2800 stocks in the two cities rose. Today's turnover on the Shanghai and Shenzhen stock markets is 820.5 billion, a decrease of 36.4 billion compared with the previous trading day. In terms of plates, computing chips, memory, AIGC, AI servers and other plates led the increase, while TOPCon batteries, POE film, lithium ore, coal and other plates led the decline. By the close, the Prev index was up 0.35%, the Shenzhen Composite Index was up 0.12%, and the gem index was down 0.66%.