43.6 kilometers. According to Baidu map, it is 43.6 kilometers to drive from Huachuan to Jiamusi, with 25 traffic lights, which takes 58 minutes, passing through Jingfu Line and Chang 'an East Road. Huachuan County is located in the northeast of Heilongjiang Province, the hinterland of Sanjiang Plain, and the south bank of Songhua River downstream. It is one of the three counties in Jiamusi City. The government is located in yue lai zhen. Jiamusi City is a prefecture-level city under the jurisdiction of Heilongjiang Province. Located in the hinterland of Sanjiang Plain where Songhua River, Heilongjiang River and Wusuli River meet. It is separated from Heilongjiang in the north and Ussuri River in the east, facing the Russian cities of Khabarovsk and Birobidzhan respectively. It is the easternmost prefecture-level administrative region in China and the earliest place to welcome the sunrise.