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The rice planting area in Northeast China has reached 5.6 million ha, but the utilization rate of comprehensive culture area in paddy field is only 2%. It is mainly dominated by fish culture in paddy field and crab culture in paddy field, which has broad development prospects. In recent years, the comprehensive planting and culture area of paddy fields in Liaoning Province has developed rapidly with a total of 80 000 ha. In accordance with the local environmental conditions, Heilongjiang and Jilin regions have introduced a new model and technology of comprehensive planting and culture in paddy fields, and developed a comprehensive planting and breeding model of paddy fields with characteristics. At present, the comprehensive planting and culture in paddy fields in Northeast China is still in the stage of rapid development, which needs to be further developed towards specialization, scale, industrialization, high quality and brand. [ABSTRACT FROM AUTHOR]