The Composites Industry Center of National New Materials Testing and Evaluation Platform construction focuses on the eight professional material directions of composite materials, and conducts in-depth research on testing technology, evaluation criteria, standard system and certification specifications from multiple dimensions, by conducting "levels of raw materials - materials - element level - component level" composite material inspection certification technology and major projects in the field of application evaluation method research, information service technology means, the database will be established, and the "test-evaluation-standard-certification" comprehensive composite material testing and evaluation system will be finally formed.