The Chao Phraya River Business Trade Association in collaboration with ICONSIAM, Chaipattana Foundation, and alliance organizations both public and private, organized the project “Preserve the Chao Phraya River Together to Sustainably Develop and Manage Water.” By continuing King IX’s concepts and theories about solving polluted water problems. We focus on the participation of the people living in the area and educating them to restore and conserve natural resources and the environment to lead a sustainable lifestyle along the banks of the Chao Phraya River.