Various Types of Boilers: Oil- and gas-fired industrial boilers, steam and hot-water boilers, organic heat-transfer fluid boilers, oil- and gas-fired commercial boilers, condensing boilers, gas-fired heating boilers, hot-water units, steam generators, vacuum boilers, once-through boilers, cast-iron boilers, cast-aluminum boilers, residential boilers, electrode-type electric heating boilers, electromagnetic induction heating boilers, waste-heat boiler technologies and products, flue-gas utilization equipment, coal-fired boilers, industrial pulverized-coal boilers, circulating fluidized-bed boilers

Burners, Thermal Equipment, and Technologies: Boiler burners, burner components, oil pumps, nozzles, pressure switches, industrial burners, industrial heating furnaces, drying and baking equipment, hot-air furnaces, industrial air heaters (heaters)

Boiler Substitutes and Other Thermal Energy Equipment: Combined cooling, heating, and power technologies and products for industrial and residential applications, heat pumps, industrial waste-heat recovery systems, air-source, water-source, ground-source, and solar thermal heating equipment

Boilers, Components, and Supporting Products: Pumps, valves, fans, automatic control devices, instruments and meters, control and safety systems, alarm devices, heat-exchange tubes, finned tubes, gaskets, seals, cleaning equipment

Boiler Manufacturing Equipment and Raw Materials: Material-handling and cutting equipment, steel pre-treatment equipment (sandblasting units), CNC cutting machines (flame, plasma, laser, waterjet), mechanical cutting tools (band saws, circular saws), furnace-drum forming equipment, welding equipment, various types of welders, longitudinal–circumferential seam welding systems, and a full range of welding consumables

Energy-Saving and Emission-Reduction Technologies and Products: Energy savers, economizers, boiler water-treatment technologies and equipment, condensate recovery technologies and systems, flue-gas purification equipment, dust collectors, and desulfurization–denitrification technologies and equipment

Biomass Energy Products and Technologies: Equipment for producing solid biomass pellet fuels, biogas production systems and equipment, biomass boiler combustion equipment, and biomass drying and baking machinery