In "Yunnan Worm Valley" Zhang Yingchuan and Hu Bayi are brothers in the same school. Zhang Yingchuan is a descendant of Zhang Sanlianzi, and Hu Bayi's ancestor is also Zhang Sanlianzi, so Zhang Yingchuan and Hu Bayi are of the same generation, but Hu Bayi is younger than Zhang Yingchuan, so he calls each other his eldest brother.
Zhang Yingchuan is a descendant of Zhang Jiuyi, Zhang Jiuyi is the son of Zhang Sanlianzi, Hu Bayi's grandfather Hu Guohua is the disciple of Zhang Sanlianzi, and later Hu Guohua He inherited half of the "Sixteen-Character Yin-Yang Feng Shui Secret", which was also the secret book that Hu Bayi later relied on to become a master of gold.
In "Yunnan Worm Valley", Zhang Yingchuan and Ma Zhenren appeared at the same time. After listening to the two people's arguments, Hu Bayi lost interest in Ma Zhenren. Instead, he believed that he was eloquent and understood. Zhang Yingchuan, who has yin and yang in Feng Shui, later guided Hu Bayi to Kunlun Temple.
Zhang Yingchuan and Hu Bayi are considered peers. Hu Bayi is younger than Zhang Yingchuan. The two also agreed to work together to find the "Sixteen-Character Yin-Yang Feng Shui Secret Technique" 》The mystery of.