Appeal approved because of kill-trading. https://bf4db.com/forum/thread/mac-shek-appeals-1124
Now he's using DMG mod and aimbot.
All rounds are in 100HP servers. Just include some of the battlereports of him cheating.
http://battlelog.battlefield.com/bf4/zh/battlereport/show/1/985733194862630784/208121105 359Hit 122K w/ AEK-971
http://battlelog.battlefield.com/bf4/zh/battlereport/show/1/986810950552683264/208121105 105Hit 49K w/ M39 EMR
http://battlelog.battlefield.com/bf4/zh/battlereport/show/1/986658542371534656/208121105 176Hit 67K 34HS w/ AEK-971
A good example indicates that being marked as CLEAN doesn't make you get away with hacking.
Someone should tell that to the one guy that made a thread bitching about the Cheat-O-Meter.