Is the northern most district of Chiang Rai province, northern Thailand, and Thailand. Set that in tambol wiang phang Kham Thailand-Myanmar border checkpoint are called "Dan Sai.
It is the northernmost district of Chiang Rai, Thailand's northernmost. The district governor, Wiang Phang Kham. Border with Thailand - Myanmar, also known as "Dan Sai.
District is the northernmost district and the north of Thailand. The tambon wiang Phang Kham, the office set There are the Thai-Myanmar border called "ด่านแม่สาย.