Xaitongmoin County or Zhetongmön (, ) is a county of Xigazê in the Tibet Autonomous Region, China.
Ganden Lhading, which became a branch of Tashi Lhunpo Monastery, was founded in 1050. It converted to Gelug in 1650. Renga Chode, a Shangpa Kagyu Monastery, was also founded in 1050. It converted to Gelug in 1600.
Tashi Gepel was a minor 14th century Kagyu nunnery.
Takmo Lingka, a Sakya monastery, was founded here in 1436.
Dratsang Monastery (Zhe Dratsang, chazang si), founded in the 15th century, was a Nyingma or Sakya monastery. It also became a Gelug monastery in the 17th century.
Gonga Choding, a Nyingma monastery, was founded in 1500, and converted to Gelug in 1650.
A Gelug hermitage, Ngulchu Chodzong, was known for its printery.
The county was home to the 16th century main estate of the Thon Pa family.
Xaitongmoin County is divided into 1 town and 18 townships.