The support and inflection point of BTC/USD is 11677.33. Trading strategy: Break through 11519.38. The target direction is 11357.99 and 11200.00. Alternative strategy: If the middle black line does not break through 11519.38, the callback will be between 11677.33 and 11840.00, and the long position will become a strong but short position. If the price breaks through 11840.00, please exit and wait. for reference only.