CQST and CNEX refer to Nanyang Explosion proof Institute, which is the National Quality Supervision and Inspection Center for Explosion proof Electrical Products. It is currently a relatively authoritative explosion-proof certification organization in China, and its authority is deeply rooted in people's hearts.

The national product quality supervision and inspection institution authorized by the General Administration of Quality Supervision, Inspection and Quarantine of China and the national safety production Class A testing and inspection institution authorized by the State Administration of Work Safety are recognized by the China National Accreditation Service for Conformity Assessment (CNAS) and certified by the Chinese National Accreditation ServiceZhongnuo TestingThe only National Explosion proof Electrical Product Quality Supervision and Inspection Center authorized by the China National Accreditation Administration (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: the Ship Explosion proof Electrical Product Inspection Laboratory recognized by China Classification Society; NVLAP Motor Efficiency Laboratory accredited by the US Department of Energy; IECEX International Laboratory. CQST undertakes according to Chinese national standardsGB3836Explosion proof electrical products such as explosion-proof motors, explosion-proof electrical appliances, explosion-proof lighting fixtures, 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), etcZhongnuo TestingReview and testing of explosion-proof performance, issuing explosion-proof qualification certificates; CQST can also conduct explosion-proof product and motor product testing in accordance with IEC60079 series, European EN50014, American UL and FM, Canadian CSA and other standards. CQST has established cooperative relationships with multiple explosion-proof certification and inspection agencies abroad (NEMKO and DNV in Norway, PTB in Germany, UL and FM in the United States, TESTSAFE in Australia, LCIE and INERIS in France, BASEEFA in the United Kingdom, CCVE in Russia, KEMA in the Netherlands, TIIS in Japan, etc.) to mutually recognize inspection results.

Zhongnuo TestingAs a third-party explosion-proof certification agency, we maintain a good cooperative relationship with CQST and can easily handle the Nanyang explosion-proof certificate. Welcome to consult.