MAPALUS MAKAWANUA CHARCOAL INDUSTRY, PT North Sulawesi Activated Carbon, Coconut Shell Charcoal, Ariyawansa Hettiarrachahy, Arzite mmci-commercial@haycarbindo.com (62-438) 38873, 38874, 38875, 38876 www.haytacarb.com (62-438) 38872 Jl. Raya Manado Bitung Km. 35, Tanjung Merah