#BTC Intraday fluctuation range: 67,500 – 74,000.
Key strong support level: 67,500 (a break below may lead to a second test),
Short-term support around 70,000,
Resistance at 74,000,
Intraday strategy: Focus on "range-bound oscillation + follow-up dips," buy on dips around the 1-hour middle band and 4-hour middle band in stages, avoid chasing highs.