Sometimes sim card can not connect well with mobile phones that the space of card holder is a little bigger, maybe it will cause the mobile reboot, try to stick adhesive tape on the dual sim card to make it more tightly.

• 由于有些手机卡槽比较松；晶片接触时好时坏；导致手机重新启动.；可以在双卡上贴上胶布使接触紧密