Iran-backed Houthi forces seized Mokha port in Hodeidah province after a large withdrawal by Saudi-backed Yemeni government forces, consolidating control of a strategic Red Sea coastline following Houthi redeployment rather than a single decisive battle. The gain increases the Houthis' ability to threaten vessels transiting the Bab al-Mandeb, raising regional security risks for Saudi Arabia and elevating downside risk to Red Sea shipping, freight insurance and related oil transport flows.

美國經濟和企業盈利基本面仍然完好，但未來2—3周美國市場可能繼續震盪。指數不一定出現明顯回調，但板塊和個股層面仍可能出現更多擾動。因此，摩根大通建議降低淨多頭倉位，並可考慮美元中性或市場中性策略，即儘量減少整體市場漲跌對組合的影響。短期還需重點觀察兩個外部變量：一是美伊局勢能否出現協議，或衝突是否繼續推高油價；二是美國與加拿大的貿易爭端是否進一步擴大。（上述觀點來自摩根大通9月8日報告）

Zheshang Securities says domestic PDH units returned to profitability since June. PDH margins have turned positive and the long-term profitability baseline is likely to move higher, while the long-term propane price baseline is expected to trend lower. Propylene-equivalent consumption is forecast to grow steadily at about a 3% CAGR. Supply-side dynamics: co-produced (byproduct) propylene volumes have fallen, implying a structural long-term supply contraction; industry supply growth has slowed sharply, supporting an improved supply-demand balance. Monitor integrated, low-cost leaders with PDH capacity.