- Sumbe is a city located in the province of Cuanza Sul in Angola, a country in southern Africa. It is the capital of Cuanza Sul province and is situated on the Atlantic coast. Sumbe is known for its beautiful beaches, such as Praia do Sumbe, which attracts tourists and locals alike. The city is also an important economic and administrative center, with industries such as fishing, agriculture, and tourism contributing to its economy. Sumbe has a population of approximately 26,000 people, and it offers basic amenities and services to its residents, including healthcare, education, and transportation.