PT GrandTech Systems Indonesia
Address: GedungRanuza, 2rd floor
Jl. Timor No.10, Menteng Jakarta Pusat 10350
Tel / WhatsApp: +62 812-9100-1491
Office Number :+62-812-9100-1491
Mail: gcs.id@grandtech.com

GrandTech Systems Sdn Bhd
Address: Suite E-09-16/17, Plaza Mont' Kiara No.2 Jalan Kiara, Mont' Kiara 50480 Kuala Lumpur
Tel / WhatsApp: +603-6201-0766
Fax: +603-6201-0773
Mail: gcs.my@grandtech.com

GrandTech Systems Pte Ltd
Address: 10 Ubi Crescent #02-02
UbiTechPark Lobby A Singapore 408564
Tel / WhatsApp: +65-6283-7770
Fax:+65-6283-7770
Mail:gcs.sg@grandtech.com