Yangtze River is one of the world's largest and busiest navigable river. However, the deep water channel on the estuary of the Yangtze River has been plagued by the problem of sediment siltation. Every year since May, the amount of sand from upstream increases significantly and influences the safety of navigation. Join CGTN to experience China's self-developed suction dredger "Xinhaihu 8," and see how it is making the waterway safer and smoother.