ISO Certificate
- ISO 9001 (Quality Management System)
- ISO 14001 (Environmental Management System)
Safety diagnosis field
- Professional organization for construction (facilities) safety diagnosis
- Professional organization for facilities safety diagnosis
Quality diagnosis · Management field
- Organization for professional quality diagnosis
- Organization for confirming the fairness of quality diagnosis
- Organization for quality management of rural households
- Organization for compensation
Waste field
- Organization testing waste landfill
Water quality · Environment field
- Organization for facilities for the prevention of water pollution
- Organization for managing wastewater treatment facilities
- Organization for constructing wastewater treatment facilities
- Organization for managing public drainages
- Organization for designing and constructing polluted water & livestock wastewater facilities
- Organization for managing public drainages
- Agency for environmental influence evaluation
- Agency for disaster influence evaluation
Groundwater · Hot springs field
- Organization for the investigation of soil pollution
- Organization for leakage analysis
- Agency for groudwater investigation & groudwater quality analysis
- Agency for groudwater environment influence investigation
- Agency for groudwater influence
- Organization for groudwater development,utilization,facilities, and construction
- Organization for hot springs
- Organization for groudwater purification
Education · Training field
- Agency for educational training of construction engineers and supervisors