Sufficiency economy philosophy. It is the philosophy that his majesty has royal Guide Lifestyle to civilian Thai. Philosophy is pointed to the existence. And behave of people in all levels from the family, the community level to the level of the state, both in developing and managing the country to go in. The middle of the road, especially the economic development to keep up with the world in the age of globalization. Guide the existence and behave in the way it should be based on the traditional way of life of the society. Can be applied at any time. And it is the world systems are constantly changing. Focus on survived the disaster and crisis. For the stability and sustainability of development, sufficient means moderation. The reasons include the need to immune system in good. And must be composed of two terms, is a condition of knowledge, conditions of virtue.