Abstract: Because of the large temperature difference between day and night, good light conditions and sandy soil, the watermelon pulp produced in Jingyuan County is red and sweet, which is widely loved by consumers. Due to good economic benefits and broad development prospects, watermelon planting area and output are increasing year by year, playing an important role in increasing agricultural efficiency and farmers’ income. The use of greenhouses to cultivate watermelon can accelerate its growth and development,advance maturity, and bring about remarkable economic benefits. In order to provide reference for watermelon production, this paper summarized the cultivation techniques of multi-film watermelon in greenhouse, including grafting, timely planting, scientific temperature control, fertilizer and water management, disease and pest control.