The Bintan Nanshan Industrial Park Water Plant in Indonesia is a comprehensive water plant integrating raw water treatment, domestic water supply and sewage treatment. The total designed reservoir capacity is 20 million square meters. It has a pumping station and a high-level pool. The reservoir water adopts "multi-media + The raw water treatment process of "Ultrafiltration" is then transported to each unit, which can meet the different requirements of production and domestic water in the future of the park. The activated sludge A20 process is used for sewage treatment and a biological deodorization device is installed. The maximum treatment capacity in a single day can reach 3000m³, achieving The self-circulation system of water in the park not only reduces water demand, but also greatly protects the local ecological environment.