Here is a custom 4.4.2 ROM for the Kolina K100+ V6:
https://mega.nz/#!l40gULLb!wOXDoaZ6LiNo8pdU2IiZVk6dTS80zOhmnZY4GBRKNR8 (no password on the zip)
instruction credits (updated): (theracer378)
-To install this ROM you first need to be rooted on your stock Kolina firmware. You can easily get root with iRoot. Here is the link to root: http://www.mgyun.com/vroot
-Next install CWM recovery found in needrom: http://www.needrom.com/download/cwm-recovery-carlivmod-kolina-k100-v6/
-To install the recovery you need to download SP Flash tool (Google is your friend) and install MTKxx drivers on your PC. Then you just turn off your phone and locate the scatter file in SP Flash tool and make sure it is in DOWNLOAD mode and click start. Then immediately plug in your phone to your PC and wait for the flash to finish.
-After it has finished, reboot your phone and copy the downloaded ROM to the root of your phone storage.
-Then, reboot your phone into recovery mode by pressing Power+Volume UP button.
-Go to Wipe Menu and Wipe Data and Dalvik Cache twice
-Go back and install the ROM and then reboot your phone and BOOM you're done!!!
-Enjoy the ROM and feel free to donate!
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