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. if you want more Huawei files just visit this link.
File Name: T1-A21L V100R001C199B005
Flashing method can be found in side the zip file
Note: These files are collected from Huawei so these are Huawei property i just shared links for for my blog users to find Huawei firmware easily. Huawei have right to change tere policy and firmware link anytime.
Post in comments if you found any broken link in blog thank you.