How many points does Zhongshan social security have a year?

20 points. Official website, the social security department of Zhongshan City, Guangdong Province, shows that the personal social security points of Zhongshan City need to be accumulated. Participate in social insurance in Zhongshan City for one year and get 20 points, and participate in social insurance in Zhongshan City every six months 10 points (social insurance transferred from other provinces and cities will get 2.5 points every six months).