IN THIS ARTICLE: Since July Of 1997, Southeast asia has undergonean unprecedented financial crises, Which catch the attention of internationalsociaty.The reasons of these crises are as follow: (1)The deterioration of interational competitive ability; (2 )Southeast nations have been carrying fixed foreign exchange system for a long time; (3)The financial activities are increasingly breaking away from material production; (4 ) The uncontrollable of huge international floating capital; (5)The over expansion of non - materialsectors,Southeast financial crises give us some enlightenment as follow: (1 )We should realize the importance of developing material economy; (2)We shouldcontrol the increase and flow of money strickly; (3 )We should inhence the international competitive ability increasingly; (4) We should strengthen themanagement and cooperation in the fields of international finance. IN THIS ARTICLE: Since July Of 1997, Southeast asia has undergonean financial crises, which catch the attention of internationalsociaty. These reasons for these crises are as follows: (1) The deterioration of interational competitive ability; (2) (3) The financial activities are increasingly breaking away from material production; (4) The uncontrollable of huge international floating capital; (5) The over expansion of non-material sectors, Southeast financial crises give (2) We shouldcontrol the increase and flow of money strickly; (3) We should inhence the international competitive ability increasingly; (4) We should strengthen the importance of developing material economy; themanagement and cooperation in the fields of international finance.