ISO certified PC plastic hollow sheet production line extruder packing method: 1. Cover the fuselage with waterproof film first, and then fix it on the wooden tray at the exit with bolts and wires. 2. The electronic control parts and spare parts are packed in wooden cases respectively. The auxiliary equipment is also packed in wooden cases. 4. All wooden materials have been fumigated and certified, and are exported to all parts of the world safely.