Latest Samsung Galaxy Ace 3 (GT-S7278) - CHC firmware
Samsung Galaxy Ace 3 (GT-S7278) firmware for China (Open China) (CHC): 1 build in the SamMobile archive, newest first. The latest is S7278ZCUANF1 (Android 4.1.2, built 26 June 2014). Open a build to download it, or switch region with the country selector.