I'm pretty sure it's the same person
http://hkmdb.com/db/people/view.mhtml?i ... ay_set=eng
http://hkmdb.com/db/people/view.mhtml?i ... ay_set=eng

If nobody stops me in 15 days I will merge them.

Merged:
??
JBS
Aliases: JBS@24HERBS, Brian Siswojo, Sir Eats-a-Lot, Brian@24HERBS, '24Herbs', ???

Filmography (2010-2013)

Actor (3 films)
Once a Gangster (2010) ... Tung
Lan Kwai Fong (2011) ... JB
Badges of Fury (2013)

???
Julius Brian Siswojo ?
Aliases: Lee Hoi-Yin

Filmography (2009-2015)

Actor (9 films)
All's Well Ends Well 2009 (2009) ... Productions crew
Hot Summer Days (2010) ... Sushi apprentice 2
Motorway (2012) ... Dutchman
Cold War (2012) ... Drunken driver Brian
Tales from the Dark 1 (2013) ... 3) An
Man of Tai Chi (2013) ... Gong
Firestorm (2013) ... Auyeung
Rise of the Legend (2014) ... Old Snake
Full Strike (2015)