Is Changchun Dongan Ruikai International Phase I Area C or D?

Area C, in the regional introduction of Dongan Ruikai International Phase I in Changchun, is Area C ... Changchun, formerly known as Xi Du and Chachong, is a prefecture-level city, provincial capital, sub-provincial city and I-type big city, and is the core city of Harbin-Changzhou urban agglomeration under the jurisdiction of Jilin Province. It is one of the central cities and important industrial bases in Northeast China approved by the State Council.