Abstract: Development is the most important task for China in and after the 20th century. Comrade Deng Xiaoping,basing his judgment on the realities and having his eyes onthe future, formulates the grand three-step strategy and works out the strategic layoutof "one central task and two basic points". He puts forward the strategic principles andmeasures to promote a healthy development of China’s economy and society, and demands that a development project for this century and the next one be well drawnup. As to the mode of thinking, he requires that people tell the truth and be practical,proceed in all cases from the interests and demands of the people, grasp the rhythm of the development of the world, and abide by the law of dialectics. In short, DengXiaoping’s thought of development strategy functions as a significant guideline for China’s future development.