<Ul> <Li> The Eastern Route through the course of the Grand Canal; </Li> <Li> The Central Route flowing from the upper reaches of the Han River (a tributary of Yangtze River) to Beijing and Tianjin; </Li> <Li> The Western Route which goes from three tributaries of Yangtze River near the Bayankala Mountain to provinces like Qinghai, Gansu, Shaanxi, Shanxi, Inner Mongolia and Ningxia . </Li> </Ul> <Li> The Eastern Route through the course of the Grand Canal; </Li> <Li> The Central Route flowing from the upper reaches of the Han River (a tributary of Yangtze River) to Beijing and Tianjin; </Li> <Li> The Western Route which goes from three tributaries of Yangtze River near the Bayankala Mountain to provinces like Qinghai, Gansu, Shaanxi, Shanxi, Inner Mongolia and Ningxia . </Li>

What are they doing on route 3 south