How did the Wutang people in Jin Yong's Legend of Heroes 3 learn to preach Taiji sword?

Ladder Erection (Lightness Skill)-Introduction. (Need: Yin Wei)

Twisting Finger soft sword (Imperial Sword)-The basic swordsmanship is above level 7, followed by Yin Liting.

Zhenshan (fist palm)-Wudang Changquan is above level 8, followed by Yu.

Zhang Mian (), fighting mountain thieves in the main hall, learns "intermediate chivalry" and then learns from Yu.

Wudang Jiuyang Skill (Internal Skill)-Fight mountain thieves in the main hall and learn "intermediate chivalry". Zhang Sanfeng, give it to you. (Need to pass: Yang Wei)

Thirteen Sword of Shenmen (Imperial Sword) —— soft sword with a round finger above Grade 8 was learned as "advanced chivalry" and later learned by Yin Liting.

Xuanxuan's Knife Method (Knife Method)-Finger soft sword and Shenmen's thirteen swords all reached Grade 8 or above, and were learned by Yin Liting.

Hands-free (snapping fingers) for Lian Yu Lianzhou to fetch water and chop wood were learned at random.

Pure Yang Endless Skill (Internal Skill)-All the above martial arts are full-time studied, followed by Zhang Sanfeng.

Taijinchi (Internal Skill)-Fighting mountain thieves in the hall. If you are chivalrous and above 50, after you close the door with Zhang Sanfeng, you will learn from Zhang Sanfeng. I'll give it to you casually when I introduce it. (Need to pass: Dumai)

Taiji Chuan (Boxing Palm)-After one year, the protagonist goes down the mountain. When you go up the mountain again, you can compare with Touer (Song Yuanqiao) and you will learn it.

Taiji Sword (Imperial Sword)-When learning Tai Ji Chuan, you can learn after going up the mountain again to compete with the head (Song Yuanqiao) for victory.

# Twisting finger soft sword+Wei Zi soft sword will have a special bonus (as Yin Liting said). You will learn pure yang and infinite power, and then you will have Tai Chi.