AG501 Pro is an autosteer system that uses a smart antenna. The system combines the advantages of convenient installation, high torque, high precision, and terrain compensation in a single package. It can achieve ±2.5 cm pass-to-pass accuracy in sowing, transplanting, trenching, ridging, spraying, and harvesting. It accommodates various agricultural machineries, such as tractors, rice transplanters, sprayers, and harvesters.