重庆位于四川盆地东南长江和嘉陵江交汇处，与陕、鄂、湘、黔等省邻近。水陆交通便利，是西南地区与西北、中南、华东经济联系的重要门户。由于地理、交通位置优越，重庆在古代就是川东和西南的商业重镇。近代开埠后，商业贸易急剧发展。抗日战争时期，随着全国政治、经济... Chongqing is located in the southeastern Sichuan and Jialing River Interchange, and Shaanxi, Hubei, Hunan and Guizhou provinces adjacent. Water and land transport facilities, is an important gateway to the economic ties between the southwest and Northwest, South Africa and East China. Due to its geographical location and transportation, Chongqing is the commercial center of Sichuan and Southwest China in ancient times. After the modern port opened up, the rapid development of commercial trade. During the Anti-Japanese War, with the national politics, economy ...