BTC day-time analysis: After breaking through the short-term downward trend line, it began to pull hard. This wave also reached above 28,000. Although it closed below the pressure line, it is still relatively strong for now. What needs to be paid attention to today is the breakthrough of the pressure level. Can the big spit of water at 8.30 be staged again? Today’s daytime suggestions: Upper pressure level: 28250 or 28550, lower support level: 27550 or 27250