Under normal circumstances, the insurance bought by the Postal Savings Bank is more reliable. Postal savings bank has experienced the development of 10 years, relying on the good foundation of postal savings and exchange bureau, it has developed very rapidly in recent years. As a large national commercial bank, the product line of wealth management products is also very comprehensive and complete, but the wealth management products of postal savings are mainly stable. Compared with other banks, there are more low-risk products in the postal service, and the average yield is also low.