My cell p8 flash file 100% tested

Brand     : alps
ProdName  : full_elink8312c_tb_s_l
ProdModel : elink8312c_tb_s_l
Device    : elink8312c_tb_s_l
AndroidVer: 5.1
MTKxCPU   : MT6572
MTKxPRJ   : ALPS.L1.MP6.V2.11.1_ELINK8312C.TB.S.L_P3

[Read Ok] : preloader_elink8312c_tb_s_l.bin