Sihma Ling is one of the pennames of Wu Sihming, and is the most well known one. His other pennames include Wulou Jushih and Tian Sinyue. He was born in Shantou, Guangdong Province in 1933, When he was growing up, he enjoyed himself in reading both classic and modern literature. He moved to Hong Kong with his family in 1947 and in 1957 he arrived in Taiwan as an overseas Chinese student enrolling in the Department of Politics in National Chengchi University. The next year he became famous when he published the wusia novel Guanlou Fongyun Lu. Then he took a year off and concentrated on writing novels, and wrote Jianci Cianhuan Lu and Jianshen Jhuan as series for daily newspapers both in Taiwan and Hong Kong. He won a reputation as a new genius in the wusia novel writing circle.

      After he graduated from the university, he once worked as journalist and editor for newspapers and kept writing wusia novels. His novels were very popular among the university students in general and the overseas Chinese students in particular. His early works such as He Gaofei, Duanchang Biao, Shengjian Feishang were full of personal brilliance and his later works such as Sianshou Yulong, Jianhai Yingyang Yinma Huanghe are suspenseful, witty and full of spiritual competitions between characters. The philosophic analyses and fabulously created martial arts in his books inspired later writers such as Gu Long. So to the Taiwanese readers he is as important as Jin Yong are to readers in Hong Kong.

      1971 saw his retreat from writing when he turned to do business. In the final stage of his life, he used the penname Tian Sinyue and published a few novels. He wrote altogether around forty novels before he died in his hometown, Shanto, in the middle of July in 1987.

      Sihma Ling was one of the earliest writers of the new wave of knight-errant novels. He inherited the old writing skills meaning combing various Chinese traditional teachings with mythologies, martial arts theories, Confucianist, Buddhist and Taoist philosophies, and his own inventions. Each of the characters he made up has his own personal, style, schooling and prestige. He paid attention to creating the detective plots with intellectual contests, and formed his outstanding artistic style with wittiness, knowledge and commendable quality. His famous works include Jianshen Jhuan, Shengjian Feishang, Di Ciang Jheng Syong Ji and Jianhai Yingyang.