1. Inspection and investigation: Water conservancy projects suspected of inflated investment need to be thoroughly inspected and investigated by regulatory agencies or relevant departments. Inspectors can judge the authenticity of financial data by consulting project data, market price, labor mobility and other comprehensive analysis.

2. Cancellation of inflated investment: If inflated investment does exist, it can be revoked according to law, and the funds can be recovered and transferred back to the corporate account.

3. Accountability: The relevant responsible persons of inflated investment shall be investigated for legal responsibilities, including administrative responsibilities and economic compensation responsibilities. In the process of handling, we should comprehensively consider the size of the inflated investment quota, investors' understanding of the facts, losses and other aspects to determine the responsibility and compensation standards of the responsible person.

4. Improve the supervision mechanism: For the problem of inflated investment in water conservancy projects, it is necessary to strengthen the audit supervision mechanism of water conservancy projects. Strengthen the coordination and cooperation of regulatory agencies, give play to the regulatory role, and regulate and constrain the construction behavior of water conservancy projects. At the same time, establish and improve the audit evaluation mechanism of water conservancy projects, strengthen the audit supervision of various water conservancy projects, and prevent and curb the occurrence of inflated investment in water conservancy projects from the source.