Which school of Taoism does Kong Xuan belong to?

Xuan Kongkong, whose real name is Liang Feng, is from Chaoyang, Liaoning. He used to be a famous Feng Er, a descendant of the folk Kong Xuan Foresight School, a famous master of the Book of Changes, and the founder of the Beijing School Feixing Feng Shui, Bamen nine planets Feng Shui and Xian Yi.

The books on foreknowledge include Xian Yi's Arbitrary Judgment, Xian Yi Kou Tie Section, Qi Yi Qiao Mei Hua, Er Qiao Qi Plum Blossom, Six Miao Yi Section Must Kill Skills, Six Yi Advanced Divination, etc.