How to remove the Lang Wei throttle?

The disassembly method of Lang Wei throttle is as follows: 1. Turn the ignition switch to the "off" position; 2. Unplug the connector of the electronic throttle body; 3. Remove the air intake duct connected with the electronic throttle body; 4. Remove the bolt connecting the electronic throttle body and the intake manifold, and check whether the gasket (ring) is intact; 5. Remove the electronic throttle body.