Engine accessories
1. Piston: body parts, crankshaft, connecting rods, shaft seals, seals
2. Screw machine: body parts, rotor, coupling, shaft seals, seals
3. Single cooler
4. Air compressor

Engineering Accessories
1. Valve: steel valve, casting valve
2. Self-control components: solenoid valve, filter valve, check valve, controller
3. Ammonia pump: vertical, horizontal
4. Flange
5. Elbow
6. Standard parts