Yi Huiman, along with many of his family members, were investigated. Several of his colleagues and students from the bank and school were arrested earlier.

The Deputy Director of the Economic Committee of the 14th National Committee of the Chinese People's Political Consultative Conference, and former Chairman of the China Securities Regulatory Commission, Yi Huiman, is suspected of serious violations of discipline and law, and is currently undergoing discipline inspection and supervision investigation by the Central Commission for Discipline Inspection and the National Supervisory Commission. On September 6, 2025, the official website of the Central Commission for Discipline Inspection and the National Supervisory Commission announced the above news. Sources familiar with the matter told reporters that Yi Huiman was taken away for investigation around August 29, 2025, and several of his family members were also taken away. In the months leading up to this, several classmates of Yi Huiman from Zhejiang Banking School, where he studied in the 1980s, had already been investigated and punished. It is said that before Yi Huiman was investigated, there were "signs" appearing, including the previous investigations of some classmates from his time at Zhejiang Banking School.