PIELDS ENGINEERING
Industrial Environmental Equipment Construction Business
Overseas Construction Business Registration Certificate (Industrial Environmental Equipment Construction Business)
Civil Engineering and Construction Business
Electrical Construction Business
Type 1 Gas Facility Construction Business
Mechanical Equipment Construction Business
Specialized Fire Protection Facility Construction Business
Specialized Atmospheric
Environmental
Construction Business
Services Engineering
Overseas Construction EngineeringServices
General Fire Protection
Facility Design Services
(Electrical, Mechanical)
Construction Technology Services
Specialized Type 2 Design Services
Energy Service
Company (ESCO)
Specialized Research Entity
Company-affiliated
R&D Center
Labor Dispatch Business