The new normal of economic development requires China’s social policy to play the underpinning function. The practice shows not all social policies have the underpinning function . While social policy only reflects the value of fairness

sharing and need

it can achieve underpinning function. In other words

underpinning social policy which is pursuit of fairness should embody justice

equality and public reason. Underpinning social policy which is pursuit of sharing should be a universal

compensatory

sustainable and shared economic and social development achievements to every social member. Underpinning social policy which is to solve the need should be based on individual life course

and then formulate and improve the corresponding social protection policy