Flexible Old Man, 91 Years, China

Physical fitness is highly regarded. It is common for the elderly to practice Tai Chi Chuan and qigong in parks. Board games such as International Chess, Go (Weiqi), and Xiangqi (Chinese chess) are also common and have organized formal competitions. The capital city of the People's Republic of China, Beijing, hosted the 2008 Olympic Games, a major international sporting event.
Science and technology
Among the technological accomplishments of ancient China were paper (not papyrus) and papermaking, woodblock printing and movable type printing, the early lodestone and needle compass, gunpowder, toilet paper, early seismological detectors, matches, pound locks, the double-action piston pump, blast furnace and cast iron, the iron plough, the multi-tube seed drill, the suspension bridge, natural gas as fuel, the differential gear for the South Pointing Chariot, the hydraulic-powered armillary sphere, the hydraulic-powered trip hammer, the mechanical chain drive, the mechanical belt drive, the raised-relief map, the propeller, the crossbow, the cannon, the rocket, the multistage rocket, etc.