“…When the labor productivity is improved, the supporting agricultural technology that is conducive to improve the land productivity shall be implemented at the same time (Beatty and Liao and Yu, 2013). Agricultural mechanization is the central part of the agricultural modernization, which can bring the qualitative leap for the agricultural productivity (Nottorf and Funk, 2013;Klöckner, Nayum and Mehmetoglu, 2013). The target mission of the agriculture is the " Three-ations, three rates and three abilities", namely, to improve the level of the agricultural mechanization, water conservation and informatization; To improve land output rate, resource utilization rate and agricultural labor productivity; And to enhance the agricultural anti risk ability, market competition ability and sustainable development ability (Tong, Yu and Cho, 2013;Swaminathan, Reddy and Dommer, 2012).…”