how can unpack/repack E9500_LANDROVER_MT6261?

i want to unpack/repackthis mobile
this is model name (E9500_LANDROVER_MT6261), i want to unpack and add arabic language but i don’t how can unpack & repack this file system. full name of device : JK_E9500_LANDROVER_PCB01_gprs_MT6261_S00.M61D_C585 _JK_E9500_LANDROVER_V03_0801.

and this is system file https://www.mediafire.com/?uzlfldnkupqd4qk

thanks for help me.