"The Wandering Earth" can be said to be the first domestic science fiction film in the true sense recognized in China, with the blessing of the aura of "The Wandering Earth", coupled with the audience's long-suppressed desire to watch the movie, the release of "The Wandering Earth 2" attracted a large number of audiences.
The Wandering Earth 2 tells the story of the imminent destruction of the sun. Human beings have built huge thrusters on the earth, launched the Wandering Earth Project, and brought the Earth out of the solar system to find a new home.
At the end of "The Wandering Earth", the male protagonist Liu Peiqiang went offline directly, and Wu Jing returned in "The Wandering Earth 2", telling about Liu Peiqiang's youth, and it was a prequel at the point in time.
The Wandering Earth 2" faces the earth crisis, taking Liu Peiqiang as an example, due to the long-term radiation impact, his wife only has less than 100 days left to live. Liu Peiqiang spends many scenes at his wife's bedside, but he must join a plan to protect more people. 
Like Tu Hengyu played by Andy Lau, his daughter was also killed in a car accident. For 14 years, he has been trying to resurrect his daughter's consciousness in the form of MOSS, but the priority is to solve the crisis of all humanity. 
Liu Peiqiang and Tu Hengyu represent a group of people who must stand up in times of crisis. They have their own lives and aspirations, but for the survival of all mankind, they sacrifice small things for big things. They are ordinary yet extraordinary.
"The Wandering Earth" can be said to be China's own sci-fi blockbuster, and the blockbuster "The Wandering Earth 2" has a sense of science and technology that is no less than that of American blockbusters, with 80 minutes cut and nearly 3 hours of movie duration.