Science and Technology Innovation Board Daily reported on the 26th that according to the statistics of Science and Technology Innovation Board Daily, 501 companies in Science and Technology Innovation Board have disclosed the number of shareholder households as of the end of March (excluding new shares listed in 2023), of which 157 companies have decreased the number of shareholder households, and 14 shareholder households have dropped by more than 30%. Ranked according to the trend of concentration of chips (the decline in the number of shareholders is from large to small), followed by Fluorite Network, Shanwai Mountain, Qingyue Technology, Xinke Mobile, Chunli Medical, vast depth, Yandong Micro, Yifang Biology, Biot Medicine, Mei-E Technology, Kangwei Century, McLander, Jiahe Meikang, Geling Deep pupil.