Bitcoin has closed positive for 4 days in a row. It rebounded as high as 28,454 yesterday and then retreated to close negative. The daily line is supported by the 30 moving average, so focus on the 27,500 support. And 28500 is the pressure level of the downward trend line from 31000.

Observed in four hours; the lowest point of the retracement in the early morning closed at the cross K, which stepped back above the 0.382 line, so the market still rose strongly for a short period of time. Pay attention to the pressure of 28500 above.

Therefore, in terms of operation, it is recommended to place short orders between 28300-28500. Long orders can be picked up when retracing near 27300, and steadily return to the 27100 line.