Is it reliable for official website to apply for the director's certificate?

Reliable. The evaluation system of vocational ability level is recognized and managed by government departments or educational institutions. Official recognition means that the system meets certain standards and requirements and has certain authority and credibility. The evaluation results of the evaluation system of vocational ability level can be used for vocational certification, professional title evaluation, recruitment and selection, etc. That is, the evaluation results have a certain impact on personal career development and employment opportunities, and its reliability and effectiveness have been verified by practice.