certificates

• TÜV ISO 9001:2008 certificate
  Scope: design, assembly and maintenance of boiler rooms, heat exchanger rooms, heating, water and gas installations and mains, ventilation, automation and thermal renovation
  
• UDT ISO 9001:2009 certificate
  Scope: design, assembly and maintenance of boiler rooms, heat exchanger rooms, heating, water and gas installations and mains, ventilation, electricity, automation and thermal renovation
  
• UDT ISO 3834-2:2007 certificate
  Scope: welding quality system
  
• UDT Qualifications for Renovation
  of steam boilers, water boilers, permanent pressure vessels, non-pressure and low-pressure vessels for toxic or corrosive substances, non-pressure and low-pressure vessels for flammable liquids, transmission pipelines and process pipelines
  
• UDT Qualifications for Repair
  of steam boilers, water boilers, permanent pressure vessels, non-pressure and low-pressure vessels for toxic or corrosive substances, non-pressure and low-pressure vessels for flammable liquids, transmission pipelines and process pipelines
  
• UDT Qualification for Production
  of non-pressure and low-pressure vessels for toxic or corrosive substances, non-pressure and low-pressure vessels for flammable liquids, transmission pipelines, assembly of steam and water boilers
  
• ZSJZ AQAP 2110:2009 certificate
  Scope: design, assembly and maintenance of boiler rooms, heat exchangers, heating, water and gas installations and mains, ventilation, automation and thermal renovation
  
• ZSJZ ISO 9001:2008 certificate
  Scope: design, assembly and maintenance of boiler rooms, heat exchangers, heating, water and gas installations and mains, ventilation, automation and thermal renovation
  

Quality is excellence you cannot reach but you must persistently strive for.
Lao Tsu