On Thursday 24th January 2019 Miss.Thunyaporn Tuntopas, Director of of Environmental and Public Participation and National Statistical Officer , and Mr.Thanasak Wongthanakitcharoe, Director of department of Highways worked in project of Air Quality Monitoring of PM2.5 at Thai Highway-31 (Vibhavadi Rangsit Rd.) near Horwang School. The equipment for operation that supported by United Analyst and Engineering Consultant Co., Ltd. (UAE)