ROM's official threads (where you can download latest ROM, usually built every 15 days, and the GAPPS):
*
CyanogenMod 10
*
AOKP 4.2
Zenithink C97
* Unrar the "common" rar file and put "zt-update" folder to the root of a microsd.
* Copy rom, gapps and compatibility zip files to the microsd as well.
* Turn on the tablet keeping pressed VOL+ and POWER and you'll boot to TWRP recovery.
* If this is your first install flash
this file that will format /system, /data and /cache partitions and from "Wipe" menu erase "Android secure".
* Flash rom, gapps and the required compatibility zip.
* Now select "Reboot system now".
* Enjoy CyanogenMod 10.1 / AOKP 4.2
Common 2013-03-03
Compatibility zip 1.0
Zenithink C93 1F
* Unrar the "common" rar file and put "zt-update" folder to the root of a microsd.
* Copy rom, gapps and compatibility zip files to the microsd as well.
* Turn on the tablet keeping pressed BACK and POWER. Press VOL+ to confirm and you'll boot to TWRP recovery.
* If this is your first install flash
this file that will format /system, /data and /cache partitions and from "Wipe" menu erase "Android secure".
* Flash rom, gapps and the required compatibility zip.
* Now select "Reboot system now".
* Enjoy CyanogenMod 10.1 / AOKP 4.2
Common 2013-03-03
Compatibility zip 1.0
Zenithink C93 2F
* Flash
this stock ROM.
* Create a folder named "zt-update" in your microsd and unzip there the
recovery.img file
* Turn on the tablet keeping pressed BACK and POWER. Press VOL+ to confirm and you'll boot to TWRP recovery.
* If this is your first install flash
this file that will format /system, /data and /cache partitions and from "Wipe" menu erase "Android secure".
* Flash rom, gapps and the required compatibility zip.
* Now select "Reboot system now".
* Enjoy CyanogenMod 10.1 / AOKP 4.2
Compatibility zip 1.0.1
Zenithink C71A (GPS is not working until ZT releases a 4.2 rom or they give me "glgps" sources)
* Create a folder named "zt-update" in your microsd and unzip there the
recovery.img file
* Turn on the tablet keeping pressed BACK and POWER.
* ZT's bootloader has a bug (or something to prevent people from flashing custom roms) that will scrumb your NAND when you boot to recovery using the button trigger, push the icon in the top-right (it's recovery's log) and if you see TWRP complaining about partitions go to "Wipe" menu and perform a wipe of "system", "cache", "data" and "internal storage".
* Flash rom, gapps, the required compatibility zip and recovery zip.
* Now select "Reboot system now".
* Enjoy CyanogenMod 10.1 / AOKP 4.2
Compatibility zip 1.0
Zenithink C71L (There are two versions of C71L, this one works with the one which has a 800x480 display)
* Create a folder named "zt-update" in your microsd and unzip there the
recovery.img file
* Turn on the tablet keeping pressed BACK and POWER.
* ZT's bootloader has a bug (or something to prevent people from flashing custom roms) that will scrumb your NAND when you boot to recovery using the button trigger, push the icon in the top-right (it's recovery's log) and if you see TWRP complaining about partitions go to "Wipe" menu and perform a wipe of "system", "cache", "data" and "internal storage".
* Flash rom, gapps, the required compatibility zip and recovery zip.
* Now select "Reboot system now".
* Enjoy CyanogenMod 10.1 / AOKP 4.2
Compatibility zip 1.0
Zenithink C71L (There are two versions of C71L, this one works with the one which has a 1024x600 display)
* Create a folder named "zt-update" in your microsd and unzip there the
recovery.img file
* Turn on the tablet keeping pressed BACK and POWER.
* ZT's bootloader has a bug (or something to prevent people from flashing custom roms) that will scrumb your NAND when you boot to recovery using the button trigger, push the icon in the top-right (it's recovery's log) and if you see TWRP complaining about partitions go to "Wipe" menu and perform a wipe of "system", "cache", "data" and "internal storage".
* Flash rom, gapps, the required compatibility zip and recovery zip.
* Now select "Reboot system now".
* Enjoy CyanogenMod 10.1 / AOKP 4.2
Compatibility zip 1.0
Zenithink C93s
* Create a folder named "zt-update" in your microsd and unzip there the
recovery.img file
* Turn on the tablet keeping pressed BACK and POWER.
* ZT's bootloader has a bug (or something to prevent people from flashing custom roms) that will scrumb your NAND when you boot to recovery using the button trigger, push the icon in the top-right (it's recovery's log) and if you see TWRP complaining about partitions go to "Wipe" menu and perform a wipe of "system", "cache", "data" and "internal storage".
* Flash rom, gapps, the required compatibility zip and recovery zip.
* Now select "Reboot system now".
* Enjoy CyanogenMod 10.1 / AOKP 4.2
Compatibility zip 1.0