From the bank's point of view, Postal Savings Bank is a large state-owned commercial bank with high credibility and security. Therefore, the insurance products purchased at the Postal Savings Bank are still relatively reliable, at least there will be no running phenomenon. From the perspective of insurance products, if you buy an increased whole life insurance in the Postal Savings Bank, its reliability is also relatively high. Incremental whole life insurance is a product with guaranteed capital and interest, and its insurance contract is valid for a long time. Even if the insurance company goes bankrupt, the insurance contract is still valid, but it will be taken over by another insurance company. However, it should be noted that the capital preservation and high interest rate of whole life insurance are conditional and need to be held for a long time, otherwise the expected income may not be achieved. In addition, whole life insurance may not be able to withdraw the money freely, so it needs to choose according to the specific situation. To sum up, the reliability of insurance deposits of Postal Savings Bank is relatively high, but it also needs to be selected according to specific insurance products and its own needs. Before buying, it is recommended to read the insurance contract and terms carefully to understand the characteristics and risks of the products.