According to market share，revealed comparative advantage index and trade competitiveness index，this chapter analyzes the low-income countries with stronger competitive industries and changes. It is concluded that the products of low-income countries witch is full of labor and resource-intensive are highly competitive in trade. Based on the analysis of the trade situation with China and the United States，it is concluded that there is trade competition between China and low-income countries，but there is more space for cooperation. Finally，some suggestions are put forward to strengthen the trade cooperation between China and low-income countries.