During 1968-1972, Phu Hin Rong Kla was a major stronghold of communist party who threatened public security of Thailand. In 1982, the government of Thailand has taken possession of forcefully Phu Hin Rong Kla but not successful. Later, the army commander changed battle plan to combat the communist terrorists. This new battle plan had led to the successful without even the flesh. In 1983 Royal Forest Department began developing this area by open the road through Phu Hin Rong Kla and sent a letter to the government of Thailand for consider to established Phu Hin Rong Kla to national park because terrain, forest, many featured of the geographical stone and historic battle between Thai soldiers and the communist terrorists (Pakeerun, 2000). 
The topography of Phu Hin Rong Kla is consisting of complicated mountains. The mountain peaks are Phu Paeng Ma, Phu Kee Thao, Phu Mahn Khoa, Phu Lom Lo and Phu Hin Rong Kla. The highest elevation is around 1800 meters above mean sea level at Phu Man Khoa. The mountains are high in descending order from the east to the west and these mountains are fountainhead of many streams such as Huay Nam Kamaun, Huay Om Singh and Huay Luang Yai (Soil and forest resources part National Resource Conservation Office, 1997).
Phu Hin Rong Kla is a beautiful natural source and plentiful forest, especially waterfall namely Man Daeng waterfall, Rom Klao-Pradon waterfall and geological characteristics of Lan Hin Taek and Lan Hin Poom which may be caused by deflection or movement of the earth surface. The area is also covered with mosses, lichens, ferns and orchids in different species. Moreover, the historical of fighting site between governments of Thailand against communist terrorists. From these reasons have made Phu Hin Rong Kla be 48th National Park in Thailand since 26 July 1984.
Map of Phu Hin Rong Kla National Park and study site
- , Phu Hin Rong Kla National Park. Nonthaburi: Than Buakaew Print, 2000.
- , The management model scheme of Phu Hin Rong Kla National Park, Phetchabun and Loei Provinces , vol. 1. Bangkok: National Resource Conservation Office, 1997.