In the context of 30 years of reform and opening-up, Chongqing has shouldered three times of being a forerunner in critical period of propelling reform in China The practice of Chongqing’s reform and opening-up, was not only the driving force of dramatic changes in the economy and society of the city, but also a typical example of reform and opening-up in the country It reflected the brilliant yet uneven path that Socialism with Chinese characteristics had gone through In the early 1980s when China launched the city economic system integrated reform, Chongqing was first specially designated as City in the state plan and started the trial of urban economic system integrated reform In the middle 1990s when China conducted the coordinated development of region, Chongqing, as the only municipality in the western and central part of China, once again took the initial responsibility of enhancing regional coordinated development While in the early 21st century when China comprehensively implemented the outlook on scientific development, Chongqing became the only provincial national urban and rural comprehensive reform pilot area approved by the central government and undertook the historical mission of seeking the path for coordinating urban and rural The fact that Chongqing’s contribution to China’s reform and opening-up demonstrated the forging-ahead significance of sensibly reviewing and summarizing Chongqing’s lessons and experiences of being a forerunner