longbridge-corporate-events Event-driven analysis for a single listed company: identifies, classifies, and scores corporate events that may create short- to medium-term pricing dislocations. Response language : match the user's input language — Simplified Chinese / Traditional Chinese / English. When to use - "AAPL 最近有什么大事件" , "700.HK corporate events" → full event scan - "大股东最近增持了吗" , "insider buying signal" → shareholder change focus - "NVDA 回购进展" , "share buyback update" → news + corp-action focus - "A 股并购重组信号" , "M&A catalyst" → news + filing focus - "指数调整对 XX 的影响" , "index rebalancing ef…