What device is it ,and how can i root it ? (Including pictures)

Hello, to all .
I have purchased a device (Tablet) from a company which don't have support and they have re-branded her name to their own selfs.

So i want to root, it and even upgrade it but i cant , i tried towelroot,kingroot,supersu with .apk installation and i can't do it.

If someone knows any kind of support or help i would be really greatfull.

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