BANDUNG
Komplek Kurdi Jl. Haji Kurdi No. 78-80 (Moh. Toha)
Telp. : (62-22) - 5204239
Fax. : (62-22) - 5206213
Email : salesbandung@ria-engineering.com

SURABAYA
Komplek Kebon Rojo Indah (Jl. Kebon Rojo No. 6 LL)
Surabaya
Indonesia
Telp. : (62-31) - 3540307
Fax. : (62-31) - 3520889
Email : salessurabaya@ria-engineering.com

MEDAN
Jl. William Iskandar (d/h pancing) No.231
Medan
Indonesia
Tel: (62-61) 6626144 / 55
Fax: (62-61) 6626133
Email: salesmedan@ria-engineering.com