In his nineteen major reports, general secretary Xi Jinping pointed out that we should accelerate the structural reform of ecological civilization and build a beautiful China. The construction of ecological civilization is related to the well-being of the people, the future of the nation, the goal of "two hundred years" and the realization of the Chinese dream of great rejuvenation of the Chinese nation. How to play a role in promoting the construction of ecological civilization has become a key issue in the current and future period.