what is the difference if i use

CDA: HB1_06_Gen_CDA102568_104_R5A_GENERIC_HONG_KONG
or
CDA: HB1-06_Gen_CDA102568_104_R10A_GENERIC_HONG_KONG

where can i downloand HB1-06_Gen_CDA102568_104_R10A_GENERIC_HONG_KONG? is there a link where i can download for free?

what is the difference between CDA102568 and CDA102774?

Thanks.