HP G62-B53SE material packed as RAR, 7.58 MB, labelled PM_I_HPC_S MV_MB_V4, which appears to be the internal board or schematic project name, version 4.

RAR archive of 1.52 MB identified only as OPPO A37, with no indication in the name of whether it contains schematics, boardview layouts or firmware.

Samsung Galaxy S Duos 2, model GT-S7582, packed in a RAR archive of about 5.39 MB. The name, with a (1) copy marker, mentions only the phone and model, so the actual…