Display issua and Charging issue

Please tell us some basic information before asking for help:
- Model Name: Asus 6Z
- Firmware Version:Android 9
- Rooted or not:Not
- Frequency of Occurrence:First time in 16months
- APP Name & APP Version (If your issue relates to the app):NO
In addition to information above, please also provide as much details as you can, e.g., using scenario, what troubleshooting you've already done, screenshot, etc.
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My phone display not working , have reached Asus authorised service centre, ZERO Support from them and told me that NO SERVICE available only replacement (Its a Bull Shit reply).
and have have gave mobile to local shop they said that they have cheked many display unit even thouh its not working, but i cant believe this .And i can here notification and calling tones also battery is getting charged.
Second time gave mobile to another shop he said i cant repair this , while getting back from him i found charging is not happening....
NOW PLEASE HELP WHAT TO DO, my data is so IMPORTANT
Comments
Hi, please check your inbox for the private message I've sent you, since the further information that we need involves your personal information. Thank you.