If it is a self-declared CE certification model, the legal representative of the enterprise must sign a self-declaration form, and the self-declaration form must be accompanied by technical information (Technical Construction Files—TCF), including test reports, circuit diagrams, key components certificate lists, and product functions Introduction etc.
        The main responsibility of a third-party organization (intermediary or testing and certification organization) is to conduct tests for the company, and it can also assist the company in completing the technical data (TCF). TCF must be stored for ten years, and the organization of TCF requires a third-party organization (intermediary or testing and certification organization) ) You must have a good understanding of product performance, European standards, and European regulations, and require high technical capabilities of third-party organizations (intermediaries or testing and certification organizations).