In the past 5 trading days (September 20th to September 26th), about 194 companies in the two markets were surveyed by institutions. The types of surveying institutions show that securities companies surveyed a total of 172 companies, with securities companies participating in 88.66% of the listed company surveys; fund companies surveyed 114 companies, ranking second; sunshine private equity institutions surveyed 70 companies, ranking third. In the institution survey rankings, a total of 35 companies were surveyed by 20 or more institutions. Dingtailong Science and Technology received the most attention, with 190 institutions participating in the survey; Beijing Kaiwen Education Technology was surveyed by 135 institutions, ranking second on the list; Autel Intelligent Technology Corp.,Ltd., and Puni Testing were surveyed by 78 and 63 institutions respectively.