Guangdong Quality Testing CTC Certification Co., Ltd.(abbr. CTC), is an entity engaged in certification, invested and set up by Guangdong Testing Institute of Product Quality Supervision(abbr. GQI), also called Guangzhou Electrical Safety Testing Institute of state bureau of Quality and technical supervision(CEST), and Guangdong Testing and Certification Institute in 2002. It is an authoritative certification organization with international recognition, approved by Certification and Accreditation Administration of the People’s Republic of China (approval no.CNCA-R-2002-049, renewed on Apr1st, 2012) accord
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