if you enter this code *#220807# in your china mobile and your mobile respon it like try to connect internet or else, it mean your phone usually support for *.mrp software or game format.
example you want install game :
1.Download file dsm_gm.mrp, you can brows at google
2.create folder "mythroad" in your memory card
3.place file "dsm_gm.mrp" in mytroad folder
4.Download game or software you want to install, but game or software in *.mrp format, you can download at mrp.cc or https://www.tomasha.com/mobile-games/china-mobile-mrp-games 5.place your game in myhtroad folder
6.Enter code *#220807#, your game will be listed