Acheng is the capital of Heilongjiang Province, China. The city was founded by the ancestors of the Manchu Jurchens.

It has been inscribed on the Tentative List of World Cultural Heritage of China. There are more than 3000,<> Jin Dynasty cultural relics in the museum collection. The museum has a collection of 565 copper mirrors from the Shang Zhou to the Ming and Qing dynasties. The first tomb of Longjiang - Jintai Zu Mausoleum was founded in 1123.