Internal training cultivates the five internal organs and six fu, while external training refines the skin, flesh, tendons, and bones.,From then on, Deputy Sect Leader Xu Qing Shan became the most powerful person in Zhenwu Holy Sect, and Xu Zi Mo was the only son of Xu Qing Shan.,Xu Zimo knew that at this time, his father must have found him to talk about cultivation.。