HL Cryogenic Equipment in applicatione cryogenic industria per XXX annos versatus est. Per magnum numerum cooperationis internationalis projectus, Chengdu Sanctus constituit signum Enterprise Standard et Enterprise Quality Management System based on the international standards of Vacuum Insulation Piping System. Inceptum Quality Management Systema quale Manuale, justos procedendi Documenta, justos Instructionum Operationum ac justos Regulas administrativas et renovatio constanter iuxta opus ipsum constituit.
Per hoc tempus, HL transivit Companies Internationalis gasorum (inc. Air Liquide, Linde, AP, Messer, BOC) in-site audit et factus est eorum habilis supplementus. Companies Internationalis Gases respective auctoritate HL producere cum signis suis inceptis. Qualitas HL productorum ad gradum internationalem pervenit.
ISO9001 Quality Management System Certification certificatorium permissum est, et opportune retentare libellum sicut requiritur.
HL ASME absolute pro Welders, Welding De agendi ratione Specificationem (WPS) et Inspectionem Non perniciosam obtinuit.
ASME qualitas certificationis ratio auctoritate facta est.
CE Vestigium certificatorium PED (Pressure Equipment directivum) permissum est.