Features of Unmanned Overhead Crane with Grab for Steel Plant: 1. Fully automatic discharge 2. Automatic pause design 3. Increase drainage duration 4. Reduce air drying days 5. Intelligent recognition system 6. Intelligent recognition of vehicle appearance 7. Intelligent identification of material form 8. Accurate and efficient loading 9. Wireless communication, reducing latency 10. Laser, camera, wireless device.