The peasant organizaions of Taiwan were powerful groups of agricultural circles during the period of Japanese occupation. The earliest organization. was "Feng San Peasant Cooperation of Kao Hsiung County", which was established in 1925. Afterward peasant cooperations (agricultural organizations) in Ta Chia, Erh Lin, Chu-Chi, Cheng Wen were established. Gradually This kind of institution became the universality peasant's organization in Taiwan. Meanwhile labor problem and labor disputes in Taiwan were not prevalently. However, under the influence of peasant movement,in addition to the improvement in knowledge of laborers, labor movement has been more and more violently, The social movement of peasants and laborers during that time was to strive for freedom and right of existence. Besides, it also contained complicated ethnic complex, Hence, this movement is not only a kind of socioeconomic movement, but also a movement of ethnic consciousness.