This is Chinese custom rom,so you must on Chinese firmware to use it.
Rom from EYEALAN but a little mod by me.
CHANGELOG;-
Default Language-English
Remove all Chinese software
Added Google Apps
Improved RAM Management
Already ROOTED
Init.d support
Busybox installed
Lenovo music
Signal and Nerwork Tweaks
INSTRUCTIONS:
Download S920_Baidu_Modded and place it in root of sdcard.
Reboot to CWM Recovery and do a full wipe
a)Wipe data/factory reset
b)Wipe cache partition
c)Formatsystem
d)wipe dalvik cache
Install zip from sdcard
Choose zip from sdcard>find and select S920_Baidu_JMModded
Reboot system now