【Bilibili production】 "Ao Shi Jiu Chong Tian" trailer released! Back to his youth, Chu Yang once again embarks on the road to find the Nine Tribulations Sword. In this life, he will take a different path from his previous life to protect his lover and brother. Animation official: @Ao Shi Jiu Chong Tian Official Original work: Feng Ling Tian Xia Production: bilibili, @Yue Wen Man Lens production: Fu Xu Film and Television