As of June 15, 11:50, BTC spot price is $40,480.62, the warming trend continues, rebounding nearly $10,000 since hitting the bottom of $31,000 on the 8th. There is still upward potential for intraday movements, with upper resistance around 43,000 - 42,000 and lower support around 39,000 - 38,000. The main strategy is to go long, with short positions as a supplement; you can go long around 39,200 - 39,500, with a stop loss at 38,500 and a target of 41,500 - 42,000; for short positions, you can enter around 42,500 - 43,000, with a stop loss at 43,500 and a target of 40,000 - 40,800.