Zhang Cuishan is a fictional character from the popular Chinese martial arts novel series, The Heaven Sword and Dragon Saber, written by Jin Yong. He is known for his noble character and exceptional martial arts skills. Zhang Cuishan is a member of the Wudang Sect, which is famous for its internal martial arts techniques. In the story, Zhang Cuishan faces numerous challenges and conflicts, particularly involving his family and the rivalries between different martial arts sects. His journey explores themes of loyalty, honor, and the complexities of human relationships within the context of the Ming Dynasty era in China.