Why do martial arts movies a practice taijiquan, a move a shake down

Because it's a movie or television production.

Taijiquan actual combat, the ring needs a process, but before the existence of a large number of muddy water to fish the scum, so that the reputation of the whole taijiquan spoiled.

CCTV, Hunan TV Tai Chi Lei Lei performance bird does not fly (with tape will be wrapped around the hands of the bird), the internal force broken watermelon (beforehand with a quilt cover broken), Chen Xiaowang jackknifing Hercules Longwu (exposed by Longwu himself), Wang Zhanhai force against the three olive team members (after graduation of the students concerned declared that the program falsification and apologized), Yan Fang palms blowing the wind people (revealed as a fraudulent technique), Hunyuan Xingyi Taijiquan masters ma Bao Guo had claimed to beat a European MMA champion (after being found by the parties involved in the Twitter posting clarification and willing to lead the team to challenge it and the disciples under the door but no follow-up) in addition to its appointment with the xuxiaodong ten minutes before the game, because of the nephew of the horse door nephews alarm xuxiaod by the Public Security Bureau and the teting to take away, the horse door in the field outside the media talk about the significance of the Belt and Road.