Chachoengsao or Paet (Rew) is a province in the Central region.//
It has an old history back to the reign of King Borommatrailokkanat in the Ayutthaya period.//
Most of the people have settled by the Bang Pakong River and along canals. “LuangphoPhutthaSothon” is a centre of faith of the people of Paet Rio.//
In the past, Chachoengsao was a fourth class city under the Ministry of Defence.//
During the reign of King Rama I, it was attached to the Ministry of Interior