SAG10 is an autonomous steering system for agricultural machinery. It employs high-precision satellite positioning to achieve centimeter-level accuracy in vehicle location and uses advanced DC servo motor technology for steering control. It features an integrated controller that includes with 4G, IMU, UHF radio, and satellite positioning modules, ensuring high-precision autonomous operation and ease of installation and transfer across different vehicles. Suitable for agricultural tasks such as seeding, harvesting, and spraying, SAG10 enhances work efficiency and crop yield with less fuel consumption and labor costs.