CRBBG's railway turnout and expansion joint product quality assurance system and the glued insulation joint product passed the on-site audit made by China Railway Certification Center (CRCC) on April 24 to 26.

The audit considered that CRBBG's previously certified 59 types of turnout and expansion joint as well as 3 types of glued insulation joint had the qualtity assurance ability that met the requirements in CRCC's production certification Code of Practice and relevant standards, thus they successfully passed the on-site audit for quality assurance ability.

CRCC is the abbreviations of China Railway Certification Center, which is a third-party certification body engaged in railways production certification and authorized by the Certification and Accreditation Administration of China (CNCA). According to the requirements in the document of Railways Production Certification Regulations, the state implements a production certification system to the railways production, and all railways production listed in the Admitted Catalogue shall get CRCC Certification.