Anqing (än-chĭng) [key] or Anking änˈkĭng, city (1994 est. pop. 318,300), SW Anhui prov., China. A port and trading center on the Chang River, it has petrochemical and oil refining industries. It was capital of the province until 1949. It was formerly called Hwaining. The name also appears as An-ch'ing.