National Happiness Index（NHI）is an index that measures how happy people are . It is also a tool that measures the levels of economic development and people’s livelihood and happiness in a country or region. With the fast growth of Chinese economy, the Chinese government has been playing more and more attention to people’s living quality and the increase of happiness index. The government stresses improvement of its people’s livelihood, striving to improve their economic conditions and meet their growing material and cultural needs. Currently, the Chinese government advocates the unleashing of more reform dividends, with the aim of offering more real benefits to its people. All these measures will combine to effectively increase the NHI of our people.