Abstract: In order to overcome the disadvantages of climate of Hohhot locating in the alpine region for vegetable cultivation ,a large number of protected land facilities, for instance, thick wall-sunlight greenhouse, have been used in vegetable cultivation in Hohhot. In present study, the appropriate technique of eggplant cultivation in thick wall-sunlight greenhouse in Hohhot was developed by the field experiment conducted at Hechuang agricultural science and technology research center.