BUANATAMA METALINDO, PT DKI Jakarta Filtering/Purifying Machinery & Apparatus Gases, Salim Sridjaja, Dony. contact@union-filter.com (62-21) 3500710 http://www.buanatama.com/ (62-21) 3517167, 3517168 Jl. Siantar No. 16, Jakarta Pusat