Tested on versions CN (not tested on versions row)
HDC Galaxy S6 For S660
GO into recovery TWRP (Installed by TWRP 2.8.1.0 )
Wipe- Cahce, Dalvik Cahce, Data
Flash rom
Reboot.
Config HDC_S6: MT6582 + 2G Ram ( Real 1G ) + 8G Rom + GSM + WCDMA (Single Simcard)
Gapps include - No Rooted
Language support : Multilang
Not working : Power Saving