ALVINY INDONESIA, PT West Java Doors, Windows & Their Frames Theresholds fo Doors of Alumunium, Maezawa Yoshihisa, Januar, Masaki Kanamori. marketing@alviny.co.id, exom@alviny.co.id (62-21) 8971177 www.alviny.co.id (62-21) 8970294 East Jakarta Industrial Park (EJIP) Plot 6L, Kel. Sukaresmi Kec. Cikarang Selatan