Business Hour : Monday – Friday : 8.30 am to 18.30 pm

Address : Menara GKBI 39th Floor, Jl. Jenderal Sudirman No.Kav. 28, Daerah Khusus Ibukota Jakarta 10210

E-mail : info[@]gyas.co.id

Telephone : +621 5799 8103
Fax : +621 5799 8080