 Songyuan Chaganhu Airport has been constructed.A circle drawn with Songyuan as center, and with a radius of 200 kilometers, will cover a population of 31 million, with Songyuan being the important transportation hub and commerce center of the northeastern China and Inner Mongolia.Songyuan Port, which is the largest inland river port in Jilin Province, have an annual throughput capacity of 800,000 tons.