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●The entire design and production process is controlled by ASME management system.

●The key points of production and inspection are ASME, such as WPS (Welding Procedure Specification), WPQ (Welder Performance Qualifications) and NDT Personnel Certificate.
●Obtained the ISO9001 certification for the first time in 2001, and timely recheck the certificate as required.

Chengdu Holy has been engaged in cryogenic application industry for 30 years. Through a large number of international projects (including Linde, Air Liquide, Messer, Air Products, Praxair, BOC etc.), Chengdu Holy has established a set of Enterprise Standard and Enterprise Quality Management System based on the international standards and requirements. The Enterprise Quality Management System consists of a Quality Manual, dozens of Procedure Documents, dozens of Operation Instructions and dozens of Administrative Rules, and constantly update according to the actual work. 

 



Metallic Element Spectroscopic Analyzer



Ferrite Detector



Cleaning Room



Cleaning Room



Ultrasonic Cleaning Instrument



Drying Room of Heated Pure Nitrogen Replacement



Analyzer of Oil Concentration



Independent Winding Room for Insulation Material



Pipe Beveling Machine for Welding



Argon Fluoride Welding Machine



Argon Fluoride Welding Area



Vacuum Leak Detectors of Helium Mass Spectrometry



X-ray Nondestructive Inspection Room



X-ray Nondestructive Inspector



Dark Room



Weld Internal Forming Endoscope





365nm UV-light


Vacuum Tank of Liquid Nitrogen


Compensator Dryer


Storage of Pressure Unit


Vacuum Molecular Pump



Performance Test of Important Equipment Before Delivery