中国东北地区小兴安岭北段分布的兴东群与佳木斯地区的麻山群一直被认为是早元古代形成的变质岩系。
The Xingdong Group distributed in the northern Xiao Hinggan Mountains and the Mashan Group in the Jiamusi area, Northeast China, are always considered to be Early Proterozoic metamorphic rocks.
佳木斯市位于黑龙江省东部，是中国最东部的城市，也是通往俄罗斯，连接东北亚的桥头堡，被誉为“华夏东极”。
Jiamusi, located in the east of Heilongjiang Province, is the most eastern city in China, known as the gateway in northeast Asia to Russia and the east pole of China.
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