Taking Beijing as an example, "hard qigong" is to strengthen the cell density, strength and pain tolerance of the exercised parts through special breathing and breathing methods, as well as mental and physical fighting training, so as to strengthen the bones and muscles and guard against the enemy before it happens. Check Liu Feilong. The 32nd generation martial arts successor of Shaolin Temple in Songshan, China, the 5th generation martial arts successor of Huo Yuanjia Fan Wei Boxing, the advocate of Fan Wei Road, the all-around champion of Hong Kong International Martial Arts Challenge, and the first-class social sports instructor. Anyway, I suggest you don't learn this blindly, but you must learn from professional experts.
Beijing Longfei Jason Wu Cultural Exchange Center
Address:No. Xie Jie 1 1, Tianqiao Market, Xicheng District, Beijing.