Sima Feng was somewhat surprised.
In the first and second matches, he had stealthily learned about Yan Chuan from Gu Shengyan and Du Zhenzong, and learned that Yan Chuan had mastered the Eighteen Widespread Boxing Techniques of Guangling Academy at the Guangling City Martial Arts Competition. He had also demonstrated profound mastery of the Eight Gates Secret Martial Fist Techniques of Taikang Academy during the initial lecture at Taikang Academy.
Yan Chuan's 'Xingyi Boxing' was also sublimated based on these two boxing techniques.