Short answer: yes, you do. All Chinese auto manufacturers use Chinese +86 numbers to send SMS verification codes. This is required for:
- Initial app registration
- Password recovery
- Adding a second driver
- Activating subscriptions and services
Brands including Li Auto (Lixiang), Zeekr, BYD, Chery, Geely, Nio, XPeng, Voyah, Avatr, Great Wall (Haval/Tank/ORA) will not send SMS to international numbers.