Economic globalization sweeps through China's economy，brings not only opportunities for development but also challenges. International business is becoming the critical path for the future survival and development of state-owned enterprises. As the necessary support of multinational enterprises for achieving process optimization and integration of global resources, information technology has aroused more and more concern by corporate executives. In this article, business models and information technology focus are analysized. An IT planning analysis framework is concluded from the practical work, and the overall IT strategy is proposed based on development strategy, business management model, foreign environment and technical support ability. According to the actual situation of different enterprises, the deployment mode, system construction method and maintenance method are provided as useful references for China's multinational corporations.