The KAP survey in Hoi An is part of the work package “Reducing plastic waste through Zero Waste practices” sponsored by Pacific Environment. Hoi An is known as one of the leading tourist cities in policies and activities to reduce plastic waste, especially single-use plastic. The KAP survey aims to evaluate the success of Hoi An - a typical city in reducing plastic waste - from which to learn and make appropriate recommendations for Tuy Hoa city.