EVA PRATAMA INDOJAYA, PT East Java Natural Sponges Of Animal Origin, Jimmy Angesti, Temmy Angseti, Chandra AW. evaindo3@yahoo.com (62-31) 7507248, 7507808, 7507247 (62-31) 7507246 Jl. Raya Sumput No. 7, Driyorejo