1. Based on existing knowledge inference, the business is primarily focused on the United States while operating globally, with core business in energy drink sales, and extended activities in sports events, athlete sponsorships, media content, and brand marketing campaigns. 2. In the Other category (beverage/consumer brand), it is in the global top tier, with competitors including Monster Energy, Rockstar Energy, and Celsius. 3. The main brand keywords on the official site are "Red Bull" or "Red Bull Energy Drink".