Wind data shows that in 2024, about 4,500 listed companies were 'visited' by institutions. Over 800 listed companies were surveyed by hundreds of institutions, around 70 listed companies were surveyed by more than 500 institutions, and 7 companies were surveyed by over a thousand institutions. The top three companies visited were Zhejiang Supcon Technology Co., Ltd., Centre Testing International Group, and Shenzhen Mindray Bio-Medical Electronics, which were surveyed by a total of 1,544, 1,493, and 1,490 institutions respectively, with survey counts of 94 times, 54 times, and 9 times.