Answer:Find a store with a screen separation machine, and only change the outer screen for 100RMB. Some models will be more expensive. Ask the store for details.
Answer:Hello!Are you asking about Huawei's C8818 mobile phone?Although the battery of Huawei C8818 is not detachable, the back cover can be detachable. You only need to open the back cover to see the card slot, and insert the corresponding SIM card according to the slot identification!