Cao Wenxuan won the prize because his characters' childhood life was full of China flavor, and he extracted the world feelings from this unique experience. Always adhering to the road of realistic creation, his works not only touched countless young readers in China, but also infected foreign readers, becoming a window for them to know China. The unique charm of Cao Wenxuan's works is the most important reason why he won the prize. At the same time, the overall situation of children's publishing and children's literature in China plays an important role in promoting the "going out". In fact, Cao Wenxuan won this year's prize because of China's efforts to enhance its cultural soft power.