Jakarta, Indonesia – December 2025 , Celebrating 25 years of groundbreaking achievement and proudly entering its 20th edition, Indo Water Expo & Forum stands stronger than ever as Indonesia’s foremost showcase for the water and wastewater industry. PT Napindo Media Ashatama (Napindo) as the organiser, consistently brings together leading stakeholders including government officials, regulators, water and sewerage companies, manufacturers, industrial users, consultants, and ind