The industrial structure upgrading has great affections on cultivated land quality protection by changing mode and degree of regional land use.The industrial promoting under WTO frame will affect cultivated land quality protection by dual direction in China:it will benefit to cultivated land quality protection for fetching in advanced science and technology,on the other hand,it has disadvantageous because of speeding up environment deteriorating by rapid industrialization.The agricultural development has straightly impactions on farmland quality,rural environment and farmer behavior of land protection.The non-agriculture industrial development has impactions on cultivated land quality by pollution diffuseness,influencing agriculture development and farmer behavior.To achieve the goals of cultivated land quality protection,it is necessary to adjust the strategies of cultivated land quality protection on time according to situation of the different industrial structure upgrading under WTO frame.Given that,there are some suggestion for cultivated land quality protection.