I see many friends in the square who have lost a lot playing event contracts, but I want to say this is not pure gambling; there are methods and techniques involved. I have noticed that many of my fans jump into the cryptocurrency world without understanding anything, but everyone who enters this circle knows it's not easy to navigate. I feel that my Bollinger Bands strategy is the simplest and easiest to learn, and it's the most suitable for beginners. Everyone can refer to it: #事件合约 .