Zen UI for mt6580 ( GioneeP5W/Walton Primo GH5+/Primo GH5)

Asus Zen UI

ZenUI is a front-end touch interface developed by ASUS with partners, featuring a full touch user interface. ZenUI is used by Asus for android phones and tablet computers, and is not available for licensing by external parties. ZenUI also comes with Asus-made apps preloaded like ZenLink (PC Link, Share Link, Party Link & Remote Link)

This rom Ported by :  Anim & Team Mama Bagna

Some SS given Below:

Link: Click here

Camera fix: Click here ( tnx to Hasanuzzan Dip)

Sensor Fix:   Click here

SDcard Patch: Click here         

Use this recovery: Click here (Thanks to  jemmini )

Installation process:

 Wipe : Dalvik-cache, System, Data & Cache

                                                            Flash the rom zip then the fix zip! 
                                                          then reebot to system! (use TWRP)
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                                              First boot can take up to 20mins, so don't panic.