Smartphones – the Swiss Army Knife of Life Services**

– **Digitalization of local services**: Meituan and Uber Eats reconstruct the catering consumption chain;
– **Intelligent health management**: Apple Watch monitors electrocardiograms, Keep customizes fitness plans;
– **Urban travel integration**: Amap integrates multi-mode navigation such as public transportation, cycling, and taxis.
**Trend**: Smartphones are becoming the core terminal of smart city services.