| Division | Classification | Type | Description |
|---|---|---|---|
| Overseas | ISO | ISO9001 | Quality Management system |
| ISO14001 | Environmental Management system | ||
| ISO45001 | Occupational Health and Safety Management system | ||
| ASME | “U” | Pressure Vessel(Div.1) | |
| “S” | Power Boiler | ||
| NB | "R" | Accreditation of "R" Repair Organizations | |
| NB | National Board | ||
| Domestic | KGS | Special Facility | Pressure Container, Storage Tank |
| Domestic | Professional Construction | Machine Equipment | Mechanical Equipment Construction |
| Domestic | Environmental Construction | Environmental Facility | Atmospheric Environmental Construction |
| Domestic | General Construction | Industry, Environment | Industrial/Environmental Facility Construction |
| Domestic | Engineering Business | Engineering | Environmental Technology, Air Quality Management |
| Division | Classification | Type | Description |
|---|---|---|---|
| 1 | domestic | trademark | brand |
| 2 | domestic | patent | Combustion device for volatile organic compounds |
| 3 | domestic | design | crematorium |
| 4 | domestic | patent | Cremation Incinerator Hot Air Supply System |
| 5 | domestic | patent | Reburn fuel injector and combustion system having same |
| 6 | domestic | patent | Eco-friendly cremation incinerator |
| 7 | domestic | patent | Eco-friendly cremation incinerator |
| 8 | domestic | patent | Unmanned transportation system for crematorium |
| 9 | domestic | patent | Eco-friendly cremation system |
| 10 | domestic | patent | Inflammables treatment system for crematorium equipped with embers prevention means |
| 11 | domestic | patent | multi-segment furnace |
| 12 | domestic | patent | furnace combustion control system |
| 13 | domestic | patent | Crematorium operation system using TIC and FIC |
| 14 | domestic | patent | A furnace equipped with an airtight unit that blocks the inflow of air into the furnace |
| 15 | domestic | patent | A crematorium with light weight and energy saving effect |
| 16 | domestic | patent | Hydrofluoric acid-containing mixed acid wastewater treatment apparatus and method |
| 17 | domestic | patent | A flame combustion device for the treatment of volatile organic compounds with a large processing capacity range and no flame flashback as it is designed as a module type |
