Abstract: This paper introduced the cultivation techniques for improving the quality and efficiency of summer Brassica oleracea in plateau, mainly including variety selection, seed treatment, seedling raising, seedling management, soil preparation and fertilization,laying mulch film, installing drip tube facilities, timely planting, laying grass prevention cloth between rows, field management, pest control, application foliar fertilizer, timely harvesting, etc. By summarizing this cultivation technique for improving quality and efficiency, it provided certain reference and reference for farmers who plant plateau summer Brassica oleracea.