When it comes to explosion-proof certification agencies, everyone will think of Nanyang CNex, Tianjin PECE, Shanghai NEPSI, etc. They are indeed authoritative explosion-proof certification agencies in China.
belowZhongnuo TestingList some authoritative and well-known explosion-proof certification institutions in China
CQST:National Explosion proof Certification Electrical Product Quality Supervision and Inspection Center
Abbreviation: Nanyang Explosion Prevention Institute
Location: Nanyang City, Henan Province
Qualification: It is an A-level institution authorized by the country earlier and can also conduct inspections on Class I products.
Abbreviation: Tianjin PCEC
Location: Tianjin City
Qualification: Administratively affiliated with CNOOC Corporation, it is also one of the earliest certification units in China to obtain Class II and III explosion-proof testing authorization.
NEPSI:National level instrument explosion-proof safety supervision and inspection station
Abbreviation: Shanghai Institute of Instruments and Meters
Location: Shanghai
Qualification: Established in 1960, it became an independent registered legal entity in 2003 and has a high reputation in China.
Abbreviation: Jiamusi Explosion Prevention Institute
Location: Jiamusi City, Heilongjiang Province
Qualification: Approved for construction by the Ministry of Science and Technology in 2011, and has helped many northern enterprises obtain explosion-proof certificates to date.
CQCEx:National Quality Supervision and Inspection Center for Explosion proof Equipment (Guangdong)
Abbreviation: Guangdong Special Inspection Institute
Location: Guangzhou City, Guangdong Province
Qualification: In 2016, it was authorized by the General Administration of Quality Supervision, Inspection and Quarantine of China, filling the current situation of institutions without epidemic prevention certificates in southern China. In recent years, its development has been very rapid.
EETI:National Electrical Product Quality SupervisionInspection Center
Abbreviation: Suzhou Electric Power Research Institute
Location: Suzhou City, Jiangsu Province
Note: Provincial and municipal quality supervision bureaus will conduct periodic quality supervision and spot checks on explosion-proof equipment circulating in the market, as well as on enterprises producing explosion-proof equipment. The sampled products will be sent to relevant explosion-proof institutions for testing. Once the testing fails, it will more or less affect the production and operation of enterprises.