5. Jiamusi is a prefecture-level city in Heilongjiang Province, Jiamusi is located in northeastern Heilongjiang Province, is the center city of northeastern Heilongjiang Province. According to the query related information shows that by 2022 Jiamusi city district opened 5 supermarkets during the epidemic. Jiamusi City, the State Council approved the determination of the eastern region of Heilongjiang Province, the center of the city, green food industry and light industry-based inland ports open city, located in the Songhua River, Heilongjiang River, Ussuri River confluence of the three-river plain hinterland.