This thesis observed the recent trend of privatization and the effect of foreign investment, and the example of the overseas experience of sale of the state-own enterprises. To study the enlightenment of the strategy which attracted foreign investment by way of privatization or the issue the Korean government needs to be paid attention to when foreigners invest in public sections. The most important enlightenment getting from the foreign instances is that although it takes a long time before privatization, the foreign investment could be effectively attracted and the price could be risen maximum only when the stable and transparent restriction system is established. In order to get a price as high as possible, the sell of stocks should be done in many times. Promote the competition of demand between investment institutions and private investors. Control and make use of the financial institutions properly by way of various attractive economic policies. And so on.