This week, a total of 139 listed companies disclosed investor research records. Companies such as JiNZai Food Group, Robotechnik Intelligent Technology, and Kangpu Chemical worked overtime on October 7 during the holiday to start institutional research activities. Jinzai Food Group, Jiuhao Company, Beijing Egova, and other companies welcomed visits from hundreds of institutions. In terms of profitability, the performance of individual stocks visited by institutions this week was mediocre, with a median change in the stock price of -5.6% for the 139 listed companies, inferior to the performance of the SSE Composite Index. Only 27 stocks achieved positive returns within the range, with Jiangsu Hoperun Software seeing an increase of nearly 35% in the range, and Robotechnik Intelligent Technology and Ningxia Qinglong Pipes Industry Group seeing increases of over 20%.