What is the BGB in Bitget?

Could you kindly elaborate on the term "BGB" in the context of Bitget? I'm particularly interested in understanding its significance, purpose, and how it functions within the Bitget platform. Could you also explain any associated risks or benefits of utilizing BGB within Bitget? It would be helpful if you could provide a concise yet comprehensive overview of this term, as I'm new to the cryptocurrency space and am eager to learn more. Thank you for your assistance in clarifying this matter.