2CM-2/1H type double-ridge sweet potato ridging machine, single-row planting mode, ridge width 80--85 cm, suitable for 90 cm mulch film, ridge height up to 30 cm. Matched with a wheel tractor of 90 horsepower or more. This machine can complete the double-ridge ridging work, integrating multiple processes such as rotary tillage, fertilization, granular fertilizer and pesticide application, ridging, herbicide spraying, drip irrigation tape laying, and