FRP stands for Factory Reset Protection and it has been running on the devices with Lollipop or higher version of android.
If your Gionee phone is running Android Lollipop or Higher version.
Hard Reset is not able to remove Gmail account.
Steps to unlock Gionee FRP Lock using SP Flash tool:
1- Download & Install MTK Driver.
2- Download Gionee Stock ROM. (Unplug batter & match software version of phone with firmware)
3- Download & run SP flash tool.
4- Click on scatter-loading & assign the path of flash file.
5- Select Firmware Upgrade then click on download.
6- Switch off Mobile & connect it to PC by pressing Volume down key.
7- After flashing is done, restart phone with no gmail id request.