Title: Ji li de zhen li
Description: Ben shu zong jie le 49 tiao ru he ji li yuan gong de guan li ji qiao, Ke yi bang zhu guan li zhe zai duan shi jian nei ti gao qi ji li xia shu de neng li, Fen wei yuan gong jing ye de zhen li, Guan yu ni zi ji de zhen li, Gou tong de zhen li deng ba pian nei rong.
Subjects: Ling dao xue