Wang Qi

This movie accurately describes the accomplishment of chief hydraulic engineer Mr. Bing Li 2500 years ago, and his name is used as the title of this movie.

Two left-behind boys: Hai Ri and Chao Lu grow up on the grasslands of Inner Mongolia. After facing family tragedies, his father’s death, mother’s illness, and grandmother’s breakdown; Hai Ri becomes distant. Arriving at his grandfather’s home, he meets Chao Lu, a kind-hearted Mongolian peer. Through shared hardship, their initial conflict evolves into deep friendship. Hai Ri matures from timid to brave, learning to protect and care. Together, they forge a bond of mutual support, reflecting themes of resilience, friendship, and the power of familial love.