In Taoist Qigong the wim hof breathing is called "Xi Breathing". There are many other kinds of breathing and meditation techniques too, all of which have been developed over 1000s of years within the temples and monasteries in China.

The application of Chinese healing -

https://www.youtube.com/watch?v=uj_W4GbD8oo

https://www.youtube.com/watch?v=OLUo9G7Rr8Y

Healing cancer -

https://www.youtube.com/watch?v=MRzPY5kC5uc

Qigong for healing, curing bladder cancer instantly (Chi Lel Qigong) -

https://www.youtube.com/watch?v=7qF5QaKGDAA

Cancer Healing by Master Chunyi Lin Spring Forest Qigong -

https://www.youtube.com/watch?v=akA-1zJnZsc

https://www.youtube.com/watch?v=Vy-1GU4sfdw

Introduction to 101 Miracles of Natural Healing - Chi Lel Qigong -

https://www.youtube.com/watch?v=DdXz1nXSDzc

Chi Lel Qigong meditation -

https://www.youtube.com/watch?v=tg6E-gZQ4Xk

https://www.amazon.com/Miracles-Natural-Healing-Chan-Paperback/dp/B00ZT24CGC/