1. The two-year real estate certificate means that the house property certificate meets the two-year requirement, that is, the house property certificate has been issued for two years. When the real estate certificate is over two years old, the property rights of the house have been stabilized, and second-hand houses can be traded or mortgaged.

2. The five-year real estate certificate period means that the real estate certificate meets the five-year requirement, that is, the real estate certificate has been issued for five years. After the real estate certificate has expired for five years, the property rights of the house will be more stable and more operations can be performed, such as house transfers, mortgage loans, etc.