港股早评：三大指数高开，自动驾驶概念股齐涨，免税龙头中国中免涨3.68%

Group 1 - The global market has entered a "Christmas mode" this week, with Hong Kong's three major indices opening higher: Hang Seng Index up 0.41%, National Index up 0.49%, and Hang Seng Tech Index up 0.61% [1] - Major technology stocks mostly showed an upward trend, with Meituan rising by 1.46%. The first batch of L3 autonomous driving vehicles received approval, leading to a surge in autonomous driving concept stocks, with Pony.ai leading the charge, rising over 6% [1] - Duty-free leader China Duty Free Group increased by 3.68%, while airline, shipping, and gaming stocks mostly declined [1]