What is the economic activity of people in the Republic of the Congo?

Congo is the African country where the agricultural and industrial sectors are combined, since the second is oil, the former gives a small percentage of GDP. Among agricultural crops, it is worth noting cassava (almost 1 million tons), bananas, sugar cane, coffee, cocoa, oil palm, tobacco. These crops are exported.
In the industrial sector, the main industry is oil production, the country has an oil refinery, as well as the extraction of iron ore and the production of cigarettes and cement.