Local children often spot Piyal, who feeds fish every morning and gathers the young residents in front of his "Coral Wall" to share stories about the underwater garden.

Zhao Lei, general manager of the project management department in the CHEC Port City Colombo (Private) Limited, said that the port city's design phase established the overall goals of environmental protection, energy conservation, material savings and emission reduction. Through third-party professional institutions' full-process environmental assessment, it has recorded "zero pollution and zero accidents".