Recently，China Railway Construction Heavy Industry Co., Ltd. has obtained China National Accreditation Committee for Conformity Assessment（CNAS）Certificate of Laboratory Accreditation and Inspection Body Accreditation issued，It marks that Tiejian Heavy Industry has established an international first-class standard laboratory management system.，It has the ability to carry out inspection and testing technical services in accordance with internationally recognized standards.，Be able to provide customers with high-end equipment research and development、Production、The whole process of service and remanufacturing、Full range of inspection and testing services。

CNASLaboratory accreditation certificate

CNASCertificate of accreditation of inspection organization

It is reported that，CNASChina National Accreditation Committee for Conformity Assessment is the only one that can be carried out in China.ISO/IEC17025 andIS0/IEC17020 International Laboratory Management System Accreditation Agency，International Laboratory Accreditation Cooperation（ILAC）Asia Pacific Accreditation Cooperation（APAC）A member of the Mutual Recognition Agreement，It is widely recognized by experimental institutions in more than 100 countries and regions around the world.，Authoritative and internationally credible。

Full Face Tunnel Boring Machine Service Site Inspection Service

Industrial Oil Laboratory Testing Services

Railway Construction Heavy Industry Experimental Center“Hunan Provincial Key Laboratory of Super Underground Engineering Equipment”And“China Railway Construction Underground Engineering Equipment Engineering Laboratory”An important carrier of construction，It is the main platform for the inspection and test of the railway construction heavy industry.，It is also the origin of original core technology.。After three years of system construction,、On-site review、Site inspection and other stages，Inspection of full-face tunnel boring machine submitted by China Railway Construction Heavy Industry Co., Ltd.、All 28 projects such as industrial oil testing have passed.CNASRecognition，It shows that a new breakthrough has been made in the construction of the International Standard Laboratory of Railway Construction Heavy Industry.，The technical strength of inspection and testing has stepped up to a new level。