Promoting high-quality development is of great significance to China. First of all, high-quality development can enhance the country's competitiveness and put China in a more favorable position in the global economy. By strengthening innovation ability and improving product quality and technical level, we can better meet the market demand, enhance the competitiveness of enterprises, and then promote the economic development of the whole country. Secondly, high-quality development can achieve sustainable development, protect environmental resources and improve ecological benefits. In the process of economic development, we should pay attention to ecological environment protection, promote green development, reduce pollution emissions, improve resource utilization efficiency and ensure the sustainable development of future generations. Therefore, it is of great significance for the long-term development of China to persist in pursuing high-quality development while developing the economy.