This is a vid of Su Dong-chen, a famous Taiwanese internal martial artist. He trained under Hong Yi-xiang for many years before opening a school in Japan. His art is called the Essence of Evolution. In this clip, Su is doing various movements from the three internal arts of taijiquan, xingyiquan, and baguazhang. For more info: www.essenceofevolution.com/11aenglishmenu.htm