The document discusses Hoi An City's efforts over the past 10 years to develop ecotourism and its vision for 2030. It outlines actions taken such as establishing waste treatment, limiting vehicles, and campaigns to reduce plastic that improved the environment. International organizations supported projects on Cham Island for waste management, water treatment, and marine conservation. The city saw large increases in visitors and recognizes more work is needed in waste water treatment to achieve its goal of an eco-city.