GCZ20 is a Singapore company.
CENTRIUM SQUARE, 320 SERANGOON ROAD, Postal 218108, #13-05
NOVELTY BIZCENTRE, 18 HOWARD ROAD, Postal 369585, #11-02
760 YISHUN STREET 72, Postal 760760, #11-312
207 SERANGOON CENTRAL, Postal 550207, #07-208
THE METROPOLIS, 11 NORTH BUONA VISTA DRIVE, Postal 138589, #08-01
134 BEDOK NORTH STREET 2, Postal 460134, #06-101
ROYAL GROUP BUILDING, 3 PHILLIP STREET, Postal 048693, #16-02A
51 GOLDHILL PLAZA, Postal 308900, #07-10/11
THE CORNWALL, 2A CORNWALL GARDENS, Postal 269678, #04-18
ONE RAFFLES PLACE, 1 RAFFLES PLACE, Postal 048616, #28-02