Dongwon F&B is increasing the prices of its canned tuna products by an average of 6.4% from next month, the first increase in about five years, due to rising food raw material prices and labor costs. Kuksoondang is also increasing the price of its makgeolli by up to 25% from next month, and Heineken Korea has increased the price of canned beer. Other food companies are also expected to increase prices.