With the rapid development of the market economy and tax in China, internal financial management in the micro economy will pay more and more attention to the tax management. In order to keep sustainable development in the long run, the enterprises will strengthen management on each aspect as well as it will be one important direction which should be pursued in the future. On one hand, the enterprises will strengthen the management cost, on the other hand, the enterprises value tax planning in the view of technology. Tax planning as a financial management has been popular in the world, so in this paper the general theory of tax planning should be taken as the breakthrough point, behaviors of tax planning are analyzed under the condition of asymmetric information, using the game theory method and technology research, to study the problems existing in the tax planning, so as to find theoretical support, and put forward corresponding countermeasures.