Abstract: In order to promote the action of strengthening agriculture through science and technology, strengthening agriculture through machinery, and promoting farmers’ income, in recent years, Lingbi County has promoted the belt compound planting technology of soybean and corn, which has achieved certain results, but also found some problems. Aiming at the key technical links of soybean corn belt compound planting, such as sowing, plant protection, and harvesting, and combining with the actual agricultural production in Lingbi County, through the demonstration and application of soybean corn belt compound planting technology, the technical route, technical model, problems encountered, and solutions are proposed.