PARIS, May 2 -- Hundreds of practitioners gathered in Saint-Germain-en-Laye, a commune located in the western suburbs of Paris, last weekend as the fifth edition of the Taichi Demonstration and Xiang'bo International tournament took place. Yuan Zumou, the organizer of the event, has been promoting Taichi and other kinds of classic Chinese martial arts like wrestling, or Shuaijiao in Chinese, …