On July 16, 1966, mao Zedong of 72 years old has a good swim in Wuhan the Yangtse River, last a period of time 5 minutes 0 1 hour, swim Cheng is close 15 kilometers. Subsequently, each district is what example began impetus huge according to actual condition to learn to swim with this in succession, the unprecedented exercise of experienced crossing. When those, natant crossing already was not a simple body building, and rise to the watch to be determined, express the political height of footing.
