富有山城、江城特色的渝中半岛历来为重庆乃至长江上游的商贸、金融中心和水陆交通枢纽，得两江汇合之利，借舟楫往返之便，早在春秋战国时期，渝中半岛就有了活跃的经济贸易，第二次鸦片战争后，重庆辟为中国内陆最早的对外开放商埠，抗战期间，重庆为战时政治、经济、文化中? The Suizhong Peninsula, rich in Shancheng and Jiangcheng, has always been the trade, financial center, and land and water transportation hub of Chongqing and even the upper reaches of the Yangtze River. The benefits of the convergence of the two rivers make it possible for the Qianzhong Peninsula to have an active economy as early as the Spring, Autumn, and Warring States period. Trade, after the Second Opium War, Chongqing was turned into the earliest open-domestic trade port in mainland China. During the War of Resistance, Chongqing was the wartime political, economic, and cultural center.