Dual sim a916 Working Done

What you need is to flash another ROM to the phone. There's one called A916 S1205 141013 which can be downloaded from needrom dot com (but you need to sign up as a member first) This gives full dual-SIM, dual standby, but only after you also key in the code

just type in dialpad and now phone hpne to restart
* # * # 5448264 # * # * on the phone pad. Done

Lenovo A916, KitKat 4.4.2, build A916_S1205_141013
SIM 1 - Three 4G, SIM 2 - O2 2G