Fai Kwang (, ) is a tambon (subdistrict) of Chiang Kham District, in Phayao province, Thailand. In 2026, it had a population of 6,466 people.

History Fai Kwang became a tambon on January 19, 1996, and had a thesaban on July 7, 2008.

Administration Central administration The tambon is divided into seventeeen administrative villages (mubans). No. Name Thai Population1.Fai Kwangฝายกวาง3702.Puaปัว3213.Sripromศรีพรม2134.Nongหนอง4095.Pua Maiปัวใหม่4946.Thung Lomทุ่งหล่ม4467.Sa-lapสลาบ4888.Waen Khongแวนโค้ง3219.Maicharoen Praiใหม่เจริญไพร54610.Thung Lom Maiทุ่งหล่มใหม่34511.Santisukสันติสุข33112.Buanak Pattanaบัวนาคพัฒนา45613.Mainasaใหม่นาสา29614.Sivilaiศิวิไล42815.Nong Lueหนองลื้อ42616.Than Pattanaฐานพัฒนา19817.Fai Kwangฝายกวาง378

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