Address: Ban Phu Sawat, Nong Doen Sub-district, Bung Khla District, Bueng Kan Area boundaries: North Adjacent to National Highway No. 212 (Nong Khai-Nakhon Phanom) between kilometer 164-166, South Adjacent to Huai Chaeng or Huai Sod in local language, East Adjacent to over Phu Wua Wildlife Sanctuary, West Adjacent to reservoir irrigation area according to Huai Bang Bad Royal Initiative, Chaiyaphon Sub-district, Bueng Kan District, Bueng Kan Objectives 1. To fulfill the royal initiative about conservation of natural resources 2. To be the sanctuary of the world's new plant species discovered Sirindhorn Valley (Bauhinia sirindhorniae) and further propagation. carry out the collection of plants as well as being a center for medicinal plants of the upper northeastern region of Thailand 3. To be a source for research studies on medicinal plants 4. To be a propagation center of medicinal plants for farmers in various government departments as well as those interested in planting and developing a career 5. To promote and support the participation of local community organizations Village in the field of plant conservation Herbs and Natural Resources