The grading assessment of certification difficulty is a research result formulated by the China Academy of Information and Communications Technology (CAICT) CTTL Terminal Labs based on surveys of manufacturers and a summary of the laboratory's own certification experiences. <br>By evaluating various factors affecting certification execution and analyzing them in terms of difficulty and risk, the research provides an initial assessment reference for enterprises going abroad, assisting them in gaining a clearer understanding of the certification challenges in their target export countries.

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