On 20 15, there was a striking article, The Eight-character Numerology School, written by Tou Chang 'an. Although the content is brief, it objectively introduces the main schools, technical characteristics, representative figures and works of numerology industry in mainland China at present, and makes a "recommendation index". It is somewhat similar to the "Douban" score of film and television works and the "star rating" of the hotel's comprehensive strength.
Metaphysical School: This paper defines Liang Xiangrun's numerology as Metaphysical School. Perhaps it is understandable that Mr. Tou Chang 'an did not read all the books and came to the conclusion that "one is partial and the other is comprehensive".
Other schools
Pattern genre: Moon Order Pattern, Moon Order Pattern, Ziping True Sect Pattern and Head Card Pattern, with Ziping True Sect as French.
Rise and fall school (strong or weak): Didi school, new school, with Didi Tianmu as French.
Poor expert (using God): Take the poor expert as the French version.
Ming Road School: A super retro mode of life theory, centering on the year, with Yin Na, Shen Sha and Changsheng 12 Palace as the main theoretical methods.
Blind Sect: its introduction of "the blind Sect of X" and "the embryo from the original blind Sect".