sine 2512, Was founded by royal project initiated by Majesty King Bhumibol Adulyadej to end the opium poppy cultivation, shifting and to improve the quality of life hill tribes. Later in the 2537 a royal guidance to the Crown Property Bureau the establishment of entity name Doi Kham Food Products Co., Ltd. In order to facilitate the business of commercial. Moreover, doi kham products are non-toxic, do not contain preservatives or artificial flavors and colors. Current Doi Kham have at all 30 branches.