for self trading record only
1. Buy at 0.74882 , channel bottom + demand area (potential)
2. SL at 0.74552 , outside channel and demand area
3. TP at 0.763 , channel top and previous top
1. Buy at 0.74882 , channel bottom + demand area (potential)
2. SL at 0.74552 , outside channel and demand area
3. TP at 0.763 , channel top and previous top
交易结束：到达止损
