Short-term trading advice for US crude oil: range-bound fluctuation, sell on rallies, buy on dips.

(1) Analysis: WTI crude oil remains in a volatile high range. Expectations of diplomatic easing are putting short-term pressure on oil prices, but the continued escalation of the Middle East situation still supports a supply risk premium. Key factors remain global crude oil transportation risks, inventory changes, and OPEC+ output policies. A relatively strong US Dollar Index limits the upside potential for oil prices. Technically, pay attention to support near $80.(2) Key points to watch: geopolitical situation, inventory data, US Dollar Index(3) Resistance: 83.00, 83.70, 85.00(4) Support: 82.00, 81.50, 80.00