1. It shall be levied under reasonable guidance on the basis of respecting the wishes of the elderly, and shall not be forcibly levied against the wishes of the elderly.
2. The information collected should be complete, true and accurate, and can reflect the health and living conditions of the elderly.
3. The valid ID number of the elderly must be collected.
Note: The information platform takes the ID number of the elderly as the identification code, which is the basis for realizing the resource sharing of the information platform.