摘要
With the aging process, people been looked after properly in the old age has already become an important index to the national happiness index. Nowadays, government has a increasingly clear roadmap in promoting the development of pension system. Pension system unification refers to the same pension system for workers in public institutions and enterprises. It is a relative concept to the dual pension system. It has positive effect on social equity. But it also has many problems. In this article, author explained the relation between pension system unification and social equity on the basic of analyzing viewpoints of several scholars. And make comments by extending it and analyzing it.