GUTTA INDONESIA, PT DKI Jakarta Roofingg Tiles of Veg. Fibre, Doddy Indra Prasetia info.guttaindonesia@yahoo.com (62-21) 6911717, 6929769 www.gutta.co.id (62-815) 86126899 (62-21) 6902029 Jl. Mangga Dua Raya, F4 No. 17, Jakarta Pusat