How ROOT Hardware : MT8163? TABLET

[guruboy]

Hi guys. I have a POSITIVE BGH Tablet, I would like to root it, I have tried many programs like KingoRoot..iRoot, etc. Can someone help me to be root?

CPUs : 4

SoCs : 1

CPU 0 :  AArch64 Processor rev 3 (aarch64)
Name : ARM Cortex-A53
CPUs : 4

Core set 0 : ARM Cortex-A53
Core set 0 Nb Cores : 4
Core set 0 Max Clock : 1500 MHz
Core set 0 Impl.id : 0x41
Core set 0 Arch.id : 0x8
Core set 0 Var.id : 0
Core set 0 Part.id : 0xd03
Core set 0 Rev.id : 3
Core set 0 Revision : r0p3

Arch : 4x ARM Cortex-A53 @1,50 GHz
Codename : 
GPU Vendor : ARM
GPU Renderer : Mali-T720

Model : Positivo BGH +Simple (C805)
Manufacturer : Positivo BGH
Board : unknown
Hardware : mt8163
Android Ver. : 7.0
Kernel Arch. : armv8l

Battery capacity : 4000

--- CPUInfos ---
abi : armeabi-v7a
abi2 : armeabi
supported abis : [arm64-v8a, armeabi-v7a, armeabi]
supported 32-bit abis : [armeabi-v7a, armeabi]
supported 64-bit abis : [arm64-v8a]
Processor : AArch64 Processor rev 3 (aarch64)
processor : 0
model name : AArch64 Processor rev 3 (aarch64)
BogoMIPS : 26.00
BogoMIPS : 26.00
Features : half thumb fastmult vfp edsp neon vfpv3 tls vfpv4 idiva idivt lpae evtstrm aes pmull sha1 sha2 crc32
CPU implementer : 0x41
CPU architecture: 8
CPU variant : 0x0
CPU part : 0xd03
CPU revision : 3

Hardware : MT8163

--- Debug Infos ---

20=mtktswmt=33000
21=mtktscpu=34400
22=mtkts1=34300
23=mtkts5=34400
24=mtkts3=34400
25=mtkts4=34400
26=mtktsbattery=25000
27=mtktspmic=33531
28=mtktsAP=25000

clock 0=1500000
clock2 0=150000
clock 1=-1
clock2 1=-1
clock 2=-1
clock2 2=-1
clock 3=-1
clock2 3=-

I also have same specs on a BDF tablet, it's manufacturer is Insignia, commenting for follow up. I am also looking  for rooting information on this.