Dr. Sitthiwat Kamkadwong, Chairman of the Executive Committee IMH Hospital Group
and expert committee members of Ongkharak Hospital attended the meeting to solve the problem of small dust particles PM 2.5 in the Bangkok area, with Pol. Lt. Gen. Suthipong Wongpin, Metropolitan Police Commissioner (Commander), chairing the meeting. at the main meeting room Metropolitan Police Bureau (Public Police Headquarters), Si Ayutthaya Road