It is Thailand

Red Bull is a functional drink brand founded in Bangkok in 1966 by Thai businessman Xu Shubiao (native of Wenchang, Hainan). It is currently produced in Austria, Thailand, China, Vietnam and other places , sold in more than 120 countries and regions around the world. Red Bull has four factories in mainland China: Haikou, Hainan, Huairou, Beijing, Xianning, Hubei, and Foshan, Guangdong. However, due to different beverage standards in different places, the formula of Red Bull varies from place to place. The European version of Red Bull is a type of carbonated soft drink that contains a variety of nutrients and caffeine, so it is often used as a refreshing or even fitness drink. However, the Red Bull sold in Asian countries, mainly Thailand, does not belong to the category. Traditional refreshing drink. Red Bull functional drink originated in Thailand and has a marketing history of 40 years. With its outstanding quality and functions, its products are sold in 140 countries and regions around the world. With its strong strength and reputation, "Red Bull" has created extraordinary achievements. It has become the world's No. 1 selling functional drink, with annual global sales of 4 billion cans in 2006.