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For any inquiry you may call us or fill in the form below.
HEAD OFFICE
TEL: +673 223 6661 / +673 279 3661
FAX: +673 279 3660
E-MAIL: grtsb@grtechnic.com
SINGAPORE OFFICE
TEL: +65 6767 8135 / +65 8523 0812
E-MAIL: grt.sg@grtechnic.com