The three major A-share indices collectively fell at the midday break, while the deep-sea technology concept surged

36Kr learned that the three major A-share indices collectively fell during the midday break, with the Shanghai Composite Index down 0.04%, the Shenzhen Component Index down 0.42%, and the ChiNext Index down 0.84%; the sugar substitute, deep-sea technology, and photovoltaic sectors led the gains, with GUOLIAN AQUATIC and SK hitting the daily limit, Sanyuan Biotechnology rising over 14%, and Dongfang Risheng rising over 6%; high-frequency PCB, advanced packaging, and military stocks saw the largest declines, with Blue Arrow Electronics down over 7%, Shengyi Technology and Beifang Navigation down over 4%