Parkour technology is not accumulated by time, but by training. I am from Chengdu, and I just started training to study in a place with protective measures. For example, you can practice parkour (excluding somersaults) in the gym of the Institute of Physical Education or in places with thick cushions. If you practice every day, you should be able to jump and turn the pole outdoors in about 3 months. 1 year, you can do difficult parkour movements. The somersault is mainly