GB Centre
795 Upper Serangoon Road
Singapore 534667
GB Office Hours:
Closed on Monday
Tues - Fri: 8.30am to 6.00pm
Sat: 8.30am to 5.00pm
Telephone: (65) 6288 6284
Facsimile: (65) 6288 6735
E-mail: gbhq@gb.org.sg
Contact Us:
GB Shop Opening Hours:
Tues - Fri: 8.30am to 5.30pm
Sat: 8.30am to 4.30pm