Ethereum has reached the high point of 4376 during the rebound process. From the four-hour structure, the price has repeatedly tested the upper resistance, and is currently close to the middle band of the Bollinger Bands. It is worth noting that the previous support level has transformed into momentum driving the bulls upward, indicating that there is still some upward space available. However, the current Bollinger Bands show a narrowing downwards, which also signals that we need to be cautious about the possibility of a deep correction in price. Overall, the main strategy remains to set up long positions after a pullback,

Morning operation strategy: Long directly at 4310-4260, targeting 4410.