1. Compliance: Monetary funds are invested and managed by fund companies, and fund assets are managed by fund custodians (usually banks). It is a formal investment product like stocks and bank wealth management, and the products are legal and compliant.

2. Principal security: BOC's salary wallet has relatively low currency risk, similar to Yu 'ebao. The main investment directions of money funds are government bonds, central bank bills, bank agreement deposits, interbank deposit certificates and short-term interest rate bonds. These investment products are relatively safe, and there is basically no problem with the principal.

3. Expected income security: The 7-day annualized expected income of BOC salary wallet currency is 3. 19%, which is a high level among similar products. Judging from the historical expected income, the performance of BOC salary wallet has been excellent, and the expected income is relatively stable.