Craving authentic Zhongshan vibes? Head to the iconic Service Building! This historic landmark has witnessed the city's transformation for decades, with its charming old streets surrounding it packed with budget-friendly eateries and traditional shops – you'll smell freshly baked almond cookies before you even see them. Come nightfall, soak up the neon-lit local atmosphere as you join residents at open-air food stalls, experiencing true Cantonese "food paradise" culture first-hand!