Nanjing, was formerly known as Jinling and Jiankang. It is the capital city of Jiangsu Province, the vice-provincial city and the core city of Nanjing metropolitan area. It is an important central city in eastern China, an important scientific research and education base. 南京，古称金陵、建康，是江苏省会、副省级市、南京都市圈核心城市，国务院批复确定的中国东部地区重要的中心城市、全国重要的科研教育基地。