Founder of Sun Style Tai Chi Chuan - Master Sun Lu-tang
Sun Lu-tang (1860-1933) wrote in his book "ying-yi Chuan Theory" that "Tai-chi, Eight-sections, and both schools of Kung-fu by external training or internal training have the common origin." He was a grand-master of "Ying-Yi Chuan" and "Eight-Sections Palms" and "Wu Style Tai-chi Chuan" and created the "Sun Style Tai-chi Chuan."

A book written by Master Sun Lu-tang, edited by Sun Kim Wuen.

The original version of the book.