Due to Chiang Rai, near the border may make someone smuggle secretly infected and infections, we should set the checkpoint into a country where immigration office border Thailand-mianma (Sai).
Rai, near the border because they can cause infection and infection sneak illegally into our country should set up a checkpoint at the border checkpoint, immigration Thailand - Myanmar Parma (late).
Because Chiang Rai near the border may make the virus in infected covertly and we should set up a checkpoint in the country at the immigration border Myanmar ARMA (SAI).