CQST and CNEX refer to Nanyang Explosion proof Institute, also known as the National Explosion proof Electrical Product Quality Supervision and Inspection Center. They are currently relatively authoritative explosion-proof certification institutions in China, and their authority is deeply rooted in people's hearts.
The National Product Quality Supervision and Inspection Agency authorized by the General Administration of Quality Supervision, Inspection and Quarantine and the National Safety Production A-level Testing and Inspection Agency authorized by the General Administration of Work Safety are recognized by the China National Accreditation Service for Conformity Assessment (CNAS) and certified by the Chinese governmentZhongnuo TestingThe only national explosion-proof electrical product quality supervision and inspection center authorized by the CNCA, and also recognized by the National Import and Export Commodity Inspection Laboratory Accreditation Committee as an import and export explosion-proof electrical product verification and testing institution;
The mutually recognized institutions include: China Classification Society accredited marine explosion-proof electrical product inspection laboratories; NVLAP Motor Efficiency Laboratory accredited by the US Department of Energy; IECEX International Laboratory. CQST undertakes to comply with Chinese national standardsGB3836Series of explosion-proof electrical products such as explosion-proof motors, explosion-proof appliances, explosion-proof lamps, explosion-proof instruments and meters, explosion-proof communication equipment, explosion-proof transportation vehicles, and explosion-proof mechanical equipment (such as explosion-proof elevators, explosion-proof cranes)Zhongnuo TestingReview and testing of explosion-proof performance, issuing explosion-proof qualification certificates; CQST can also conduct explosion-proof and motor product testing in accordance with the IEC60079 series, EN50014 in Europe, UL and FM in the United States, CSA in Canada, and other standards. CQST has established cooperative relationships with multiple foreign explosion-proof certification inspection agencies (NEMKO and DNV in Norway, PTB in Germany, UL and FM in the United States, TEST SAFE in Australia, LCIE and INERIS in France, BASEEFA in the United Kingdom, CCVE in Russia, KEMA in the Netherlands, TIIS in Japan, etc.) for mutual recognition of inspection results.
Zhongnuo TestingAs a third-party explosion-proof certification agency, we maintain a good cooperative relationship with CQST and can conveniently handle the Nanyang explosion-proof certificate. Please feel free to inquire.
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