Duan Jianye’s “Blind Elementary Numerology” Numerology Introductory Book

Duan Jianye’s Blind Numerology Research “Duan’s Physiology”

Duan Jianye’s “Mystery of Determining the Stem and Branches”

Duan Jianye’s “Blind School Advanced Class Training Materials” (scheduled, imagery, occupation, financial officer, disaster) page 219

Song Yingcheng. Duan Jianye’s Guide to Numerology

.Duan Jianye 2022 Yuanyue Blind School (Responsive to the Disaster of the Occupational Financial Officials of the Xiangfa) (Responsible to the Disaster of the Professional Financial Officials of the Xiangfa).pdf

Duan Jianye, the essentials of numerology, the secret of breaking fate_ .pdf