Download Android 4.1.2 Jelly Bean stock firmware for Jiayu S1 smartphone

Download Android 4.1.2 Jelly Bean stock firmware for Jiayu S1 smartphone from here or here. Download another Jiayu firmware from here.

Archive name: S1-JYS1N011-20131219
Archive file size: 480 MB
Image file name: S1-JYS1N011-20131219.bin
Firmware: Stock Android 4.1.2 Jelly Bean
Support: Qualcomm APQ8064
Kernel version: 3.4.0