longbridge-event-opportunity Corporate event opportunity scanner — identify pricing dislocations from M&A, buybacks, index changes, equity incentives, and lockup expiries. Response language : match the user's input language — Simplified Chinese / Traditional Chinese / English. When to use Trigger on prompts asking for: - M&A / restructuring plays — "并购重组机会" , "asset injection" , "借壳上市" , "reverse merger" - Buyback or insider increase signals — "回购信号" , "大股东增持" , "buyback signal" - Index inclusion / exclusion trades — "指数调整机会" , "index inclusion" , "index rebalance" - Equity incentive plans —…