TWRP_v2.6.3.0_CN- supported for cn partition .(chinese)
TWRP_v2.6.3.0_7z_ROW – supported for row partition ( rest of world)
TWRP_v2.7.0.0_CN – supported for cn partition only.
Download the zip file , extract the the boot.img and move to the root directory of the sd card .
Then from Google Play Store, install Rashr or Mtk Mobile Uncle Tool and Rebooter apps .
Rashr tool ->flash recovery img file for all devices including MTK .
MTK Mobile uncle -> flash recovery img file for MTK devices only .
In Rashr or MTK Tool ->select flash recovery->select boot.img to flash. Then TWRP screen pop up instanly .
To boot in recovery mode ->Rebooter->select boot recovery .
If you encounter problem pls use SP Flash Tool 5.13.48.
http://www.theandroidhow.com/2014/06/how-to-flash-stock-custom-recovery-sp-flash-tool.html