| Standard International Trade Classification (SITC) - level 1 - Section | 7 | Machinery and transport equipment | 
                
                  
                    | Standard International Trade Classification (SITC) - level 3 - Group | 711 | Vapour generating boilers, auxiliary plant; parts | 
                
                  
                    | Standard International Trade Classification (SITC) - level 3 - Group | 712 | Steam turbines and other vapour turbines;parts;n.e.s. | 
                
                  
                    | Standard International Trade Classification (SITC) - level 3 - Group | 713 | Internal combustion piston engines, parts thereof | 
                
                  
                    | Standard International Trade Classification (SITC) - level 3 - Group | 714 | Engines and motors, non-electric; parts | 
                
                  
                    | Standard International Trade Classification (SITC) - level 3 - Group | 716 | Rotating electric plant and parts thereof, n.e.s. | 
                
                  
                    | Standard International Trade Classification (SITC) - level 3 - Group | 718 | Other power generating machinery and parts thereof |