GoClever Tab R70 is a cheap android tablet but you can make it better by installing CWM custom recovery. It also works with iBall slide 6318i which is nothing but a different name for the GoClever tablet.
Here are the installation instructions:
Download the recovery image file from here and store it on your computer. Then download rkandroidtool and use it flash your android tablet.
That is it, you have successfully installed CWM recovery on your GoClever Tab R70 or iBall slide 6318i. You can easily root it by downloading supersu and installing it using custom recovery.
This also opens the possibilities of installing custom firmwares and other hacks that are available for the aforementioned android tablets.
Sources: CyanogenMod: https://github.com/CyanogenMod
GoCleaver tab R70 specifications include TFT Color (16M) 480x800px (7.0") 133ppi, 4GB storage, micro SD card slot, 512MB RAM, android 7.1, rockchip 2926 single core processor, 190 x 115 x 10 mm, vol. 218.5 cm³ and 0.3MP primary camera. Supported formats include AVI, WMV, MP4, MKV, RM, RMVB, FLV, MOV, 3GP, APE, AAC, MP3, WAV, OGG, FLAC and there is a dedicated 3.5mm jack as well.