Thai Water Expo (THW) 2023 is the leading water and wastewater technology exhibition and conference in the region and only international exhibition and conference in Thailand. In each edition, there are over 1,000 brands from 45 countries including major national pavilions from Germany, Japan, China, Korea, Singapore, Switzerland showcasing the latest technology and innovations in areas involving water resources management and wastewater treatment for private municipalities and industry.

To encourage manufacturers of environmental protection equipment to strengthen the technical threshold, and increase the proportion of localized products and also promote it.