eSIM 如何安装和激活？

Can eSIM be used abroad? Do I need to activate roaming?

What is eSIM? What are the differences between eSIM and a physical SIM card?

出国频繁，如何管理多个 eSIM 计划？

如何查询 eSIM 剩余流量和有效期？

eSIM 扫码显示“无法激活”或“无效”怎么办？

Devices that support eSIM (latest version 2026)

eSIM Deletion, Device Replacement, and After-Sales Service Notes

Important things to know before using eSIM