Download Android Jelly Bean stock firmware for Ulefone U58 Smartphone

Download Android Jelly Bean stock firmware for Ulefone U58 Smartphone from here, here or here. This should work also with E-ceros One smartphone.

Archive name: ulefone_u58.zip 
Archive file size: 241 MB 
Support: Mediatek MT6592 
OS:  Android Jelly Bean 4.1.2 
Build: s890_jb-eng 4.1.2 JZO54K 18 test-keys