Huawei official firmware link direct from Huawei server. If you are in search Huawei flash files for Pakistani phones you are at right place here you will get all files with PK extension mean the file for Pakistan
File Name: G7-L11_C185B320_Android 5.1_EMUI 3.1
File Name: G7-L01_C185B320_Android 5.1_EMUI 3.1