Jilin province is located in the central part of Northeast China, adjoining Heilongjiang Province in the north, Lianing Province in the south, and the Inner Mongolian Autonomous Region in the west. It lies in the hinterland of the northeastern Asia composed of Japan, Russia, the Democratic People's Republic of Korea, the Republic of Korea, Mongolia, and the northeast part of China, adjacent to Russia in the east, and opposite to the DPRK in the southeast across the Tumen and Yalu rivers. Located between 122-131 degrees E and 41-46 degrees N., its territory covers 187,400 square kilometers, accounting for 2 percent of the nation's total, which extend 650 km from east to west, and 300 km from south to north. The land is high in the southeastern part and low in the northwestern, with a vast plain lying in its mid-west.