ASMON KARYA UTAMA, PT East Java Decking Tile, Gunawan Sidik, Ika Dewi, Sik Kie Nguang. pt.asmonkaryautama@gmail.com (62-31) 7663703 http://www.asmonkaryautama.com (62-31) 7668148 Jl. Wiyung Indah XV29 Block Ex09