The 1997 Asian Financial Crisis brought disaster to south-eastern Asian countries. It also shocked China’s social security system. In order to build a consummate social security system, China has undergone continual reform and has achieved sound results. This article analyzes the social security for migrant workers in China, points out that there are concept reasons for the lack of labor rights and social security for the current migrant workers.

Since the reform and opening, private enterprises of China have got a rapid development, and have done a great contribution to the continual development of national economy. However, with the change of external and internal situations, private enterprise management appears to be defective, sometimes it even does harm to the development of the enterprises. This reports aims to present of the problem of private enterprises in China. In order to solve this problem, Chinese private enterprises should accelerate the management innovation. We analyzed the necessities of enterprises' management innovation, the motivation of management innovation, obstacles to management innovation. Finally, it puts forward the countermeasures to solve the problems.