Abstract: Foreign direct investment is attracted into China in a large scale China’s reform and opening up,which plays a positive role in promoting rapid economic development of China.However,as the dual role and double effect of foreign direct investment,we must control its scale and structure and forecast its appropriate size and scale of the trend in attracting foreign investment.Meanwhile,We must attach great importance to the issues and take corresponding measures to the overall size security,energy security,industrial security,technology security,financial security due to the excessive growth of current foreign direct investment.