Company introduction
Events
Honor
Organization
Corporate Culture
Party-mass Construction
Corporate News
Download Center
Video Center
HFC-227ea Gas Fire Extinguishing S…
Cabinet HFC-227ea Gas Fire Exting…
IG541 Gas Fire Extinguishing Syste…
CO2 Gas Fire Extinguishing System
Self-actuated Fire Extinguishing Equ…
Hanging HFC-227ea Gas Fire Exting…
Marine CO2 Fire Extinguishing Syst…
24 hours of Network Monitoring System
LiLou Cylinder Pressure Display Sy…
Electric Pressure Relief Port
Maintenance
Detection
assessment
cylinder inspection
Schematic Design
Working Drawing
Budget and Final Accounts
Technical Disclosure
Freight Guidance Price
Landing Guidance
Installation Guidance
Installation and Debugging
Inspection and Acceptance
Engineering Installation
After Sale Service&Warrantly;
Cylinder Repair
Construction Personnel Training
Regional Division and Responsible Pe…
Product Promotion
Join in Cooperation
Financial Electric power Oil
Archives Cultural Education
Public security and taxation metallurgy
Tobacco Insurance Traffic
Medical Car weather
IT Government Tourist
Airport Communications Municipal
Recruitment Information
Cohen Think Tank
Think Tank Economy &T…
Company Qualification
Company Honor
Products Honor
Brand interpretation
Corporate Philosophy
Corporate Values
Cultivation
Activities
Party Branch
League Branch
Union
Women Workers' Commit…
Home > About Us > Honor > Company Qualification
Trade license
Cohen license
Trade Design Certific…
Trade construction qua…
cohen Construction qual…
Trade safety production…
Cohen Safety productio…
Cohen cylinder filling …
Cohen temporary certifi…
Contact
Us