Changchun cake shop orders online. Changchun is 217.5 kilometers from north to south, 227 kilometers from east to west, and covers a total area of 20565 square kilometers. The total population is 7.41 million (2006). The city has jurisdiction over 6 municipal districts, 1 county and 3 county-level cities. The Municipal People's Government is located in Chaoyang District.