The document discusses the history and development of cooperatives in Thailand between 2509-2514 (1966-1971). It notes that in 2511 there were 83 cooperatives with 48,000 members, growing to 1,509 cooperatives and over 250,000 members by 2514. The key principles of cooperatives are outlined as self-help, self-responsibility, democracy, equality, equity, and solidarity. The document also discusses the seven cooperative values and different aspects of cooperative ideology and practices.