Abstract: Rice mechanical transplanting is key control link of mechanized rice production.It is a solid guarantee for realization of agricultural modernization.Compared with traditional manual transplanting，mechanical transplanting has advantages of high efficiency and high economic benefit.At Fengda Agricultural Machinery Professional Cooperatives in Dongkou county of Hunan Province，comparative experiment of yield and economic benefit between rice manual transplanting and mechanical transplanting was carried out to lay a solid experimental foundation for large-scale mechanized agricultural operation in the future.