绪言黑龙江东部地区,从行政区划上讲,主要指伊春、尚志一线以东的黑龙江省地区。从自然地理区划讲,西起小兴安岭、张广才岭,东至乌苏里江—兴凯湖附近,包括俄罗斯滨海地区南部一小部分,东南濒日本海。北自黑龙江中下游,南抵吉林省图们江流域。 Introduction Heilongjiang eastern region, speaking from the administrative division, mainly refers to Yichun, Shangzhi line east of Heilongjiang Province. From the geographical division of nature, starting from the Little Hinggan Mountains, Zhang Guangcai Ling, east to the Wusuli River - Xingkai Lake, including a small part of the southern coastal region of Russia, southeast of the Japanese Sea. North from the middle and lower reaches of Heilongjiang, South arrived in Tumen River in Jilin Province.