Vietnam is getting deeper and wider in its intergation with international economy, especially after becoming official member of World Trade Organization. This affiliation has benefited Vietnamese enterprises in being treated fairly on worldwide playground. Recently, they have realized there are a lot of oppotunities foreign direct investment. They also cooperate in adjusting Vietnamese State’s conception of offshore funding. This article concentrates in analyzing the fact of foreign direct investment of Vietnamese businesses, points out its achievements, disadvantages and reasons for limits, thus, makes an offer for the promomtion of Vietnamese enterprises to invest abroad directly in the context of world economic integration.