Great for dual-city travel (Guangzhou + Shenzhen). Strong business and payment infrastructure, but cross-city pacing matters.
Use provinces after the basics
If your visa path, payment setup, or route logic is still unstable, solve those first. Then use this province page to compare cities and cluster the route more cleanly.
Incredible food, but don't expect a polished tourist city. It's gritty, highly commercial, and the humidity in summer is punishing. Come here to eat, not to sightsee.
China's Silicon Valley. It's hyper-modern, clean, and entirely cashless. Zero historical sights, but an excellent 2-day stop if you love tech and efficiency.