Increasing population and climate change directly affect water related subjects such as water quality, scarcity, resource recovery. Even innovative developments in water/wastewater area, there are many technology developments in the lab-, pilot- scale which cannot reach the water market. Eco-STP 2025 aims to bring the professionals from both academia and industry to discuss the cutting-edge technologies in both municipal and industrial wastewater treatment including water, energy and material recovery, sustainability, sewage epidemiology, governmental decision mechanisms.