What models of Xiaomi mobile phone support dual card and dual mode?

At present, among several mobile phones released by Xiaomi, there are the following mobile phone models that support dual card and dual mode (according to the release time of the mobile phone).

Redmi series

Redmi Series: Redmi, Redmi 1s3g Edition, Red Rice note3g Edition, Red Rice 2, Redmi 2a, Red Rice note2. Specifically, the 3g version is a dual-card version, and if it is a 4g version, it is a single-card version.

Xiaomi note series

Xiaomi note, Xiaomi note top version.

xiaomi4c

Xiaomi 4c.

Unicom, Mobile and Telecom Edition

Xiaomi's Unicom version, mobile version and telecom version only support different network modes, and there is no difference in the number of mobile phone cards supported, so there is no difference here.