Doi Ang Khang Doi Ang Khang Doi Ang Khang () is a mountain in Fang District, Chiang Mai Province, Thailand. It is part of the Daen Lao Range that straddles both sides of the Burmese-Thai border. It is the site of an agricultural station, the first research station set up by King Bhumibol Adulyadej in 1969. The peak of Doi Ang Khang is above sea level, and the agricultural station covers an area of 1,989 "rai" (318 ha). The temperature average is 17.7 °C. The highest temperatures range from 35-38 °C in April. The lowest temperature recorded is -3 °C in January. The
Thanon Thong Chai Range Thanon Thong Chai Range is the southernmost prolongation of the Shan Hills and it consists of two parallel ranges running southwards from the southwestern limits of the Daen Lao Range between rivers Yuam and Ping. The eastern range is also known as Inthanon Range (ทิวเขาอินทนนท์). Often the Dawna Range further west and south is included as the western part of the Thanon Thong Chai Range. There are also some geographers who include the Thanon Thong Chai as a subrange of the Daen Lao Range. Doi Inthanon, at 2,565 metres in the Inthanon Range, is one of the ultra prominent peaks