The first crushing machine we chose is the double shaft shredder, and the second one is the hammer crusher, then the crushed raw material will be separated by the air separator and the electrostatic separator. Due to the unique structure of our PCB recycling machines, so it is energy saving with larger capacity. This machine has good performance in actual running, because it is controlled by the PLC operating system. Besides, our PCB recycling machine has advanced dust collecting system to ensure the pollution-free running, and the recycling rate is up to 99% which is one the highest recycling rate among competitors worldwide.