What if there is no social security and only a residence permit in Shenzhen?

Pay social security in the social security center. Social security and residence permit are indispensable, both of which are the capital of your life in this city. If there is no social security, you need to pay it back to the social security center. Shenzhen, referred to as Pengcheng for short, is a sub-provincial city, a city under separate state planning, a megacity in Guangdong Province, a China Special Economic Zone approved by the State Council, a national economic center city and an international city.