The Android Package 'LocationEM2.apk' is a GPS/AGPS tool on MediaTek's 
platforms.
This Android Package is pre-built by MediaTek internal.

WHAT IT DOES?
=============
The Android Package 'LocationEM2.apk' is the implementation that provides 
GPS/AGPS UI for tester to do A-GPS related testing in live network, FTA, 
and IOT.

HOW IT WAS BUILT?
==================
All source/dependency modules of this module are already put in 
'vendor/mediatek/apps'.

HOW TO USE IT?
==============
The Android Package 'LocationEM2.apk' can be launched by ADB command
"adb shell am start -n com.mediatek.lbs.em2.ui/com.mediatek.lbs.em2.ui.MyTabActivity".

Source
==============
All the source code of this Android Package were written by MediaTek co..