longbridge-ah-premium

A/H premium ratio for dual-listed Mainland-Chinese companies — historical kline or today's intraday curve.

Response language: match the user's input language — Simplified Chinese / Traditional Chinese / English.

When to use

Trigger when the user asks about the price gap between an HK listing and its A-share twin:

• "工行 A/H 溢价", "工行 AH 比价" → 1398.HK
• "建行 AH 折价" → 939.HK
• "中国平安港股比 A 股贵多少" → 2318.HK
• "AH premium for ICBC over the last year" → 1398.HK --kline-type day --count 250
• "今天 939 的 AH 溢价走势" → intraday 939.HK

For single-symbol quote, use longbridge-quote. For comparison of unrelated tickers, use longbridge-peer-comparison.

Symbol format