Jet Li is a Wushu (= Kung fu, yeah I practiced this martial art long time ago [In Chinese, kung fu can also be used in contexts completely unrelated to martial arts, and refers colloquially to any individual accomplishment or skill cultivated through long and hard work. Wushu is a more precise term for general martial activities.]) martial artist and a Wushu champion. So he does have experience aswell.
As for Jackie, well, he even was a stuntman in a Bruce Lee movie.