我要写一篇“如何实现共同富裕”的演讲稿，帮忙想下提纲，谢啦！

Section 1: The current situation of wealth and poverty in China.
Section 2: Efforts government have made for reducing the gap between the rich and the poor.
Section 3: Limitation of governmental direct investment.
Section 4: The importance of making an encouraging policy for commercial investment.
Section 5: The exemplary influence of a successful instance.