India and China are the two largest countries in Asia. Since the beginning of the People's Republic of China (October 1, 1949), India-China political relations have always been in a state of "cold" and tense. As the two powerful countries possessing nuclear weapons and ballistic missiles, the military conflict will definitely cause dire consequences for the people of the two countries in particular and the unpredictable ones for the region as well as the world in general. The article gives the awareness of the nature of the India-China relations, predicts the developing trends and the impacts of the India-China relations on the world and on Vietnam.