Stock Info Monitor keeps your watchlist in a slim bottom bar while you browse. No extra window. No tab switching. • Real-time quotes for A-shares, HK, US, JP & KR • Hover for intraday chart, OHLC stats, 5-level order book • Auto-refresh every 3s; multi-source fallback • Per-site whitelist Built for office browsing: hover-to-show, monochrome mode, boss key, auto-hide, Excel disguise. Five languages. Local-first. Free Chrome extension.