Tongjiang, Heilongjiang
Tongjiang () is a city of 160,000 in eastern Heilongjiang province, People's Republic of China, located at the confluence and on the right banks of the Songhua and Amur Rivers, the latter which marks the border with Russia. Administratively, it is a county-level city of Jiamusi. Toponymy The city is also referred to by the Nanai toponym Lahasusu (), which means "ancient house" in the Nanai language. History Ancient history During the Western Zhou (1045 BCE - 771 BCE), the area of present-day Tongjiang was inhabited by the Sushen people. Later, during the Qin and Han dynasties (221 BCE - 220 CE), the area was inhabited by the Yilou. During the Northern and Southern dynasties (420 CE - 589 CE), the area was inhabited by the . Early medieval history From 698 to 936, the kingdom of Balhae occupied northern Korea and parts of Manchuria and Primorsky Krai, consisting of the Nanai, the Udege, the Evenks, descendants of the Tungus-speaking people, and the people of the recently fallen Goguryeo kingdom of Korea. Sometime during the Sui or Tang dynasties (581 CE to 907 CE), the Wuji people disappeared from the area, and it became inhabited by Heishui Mohe tribes (,