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   Development History  

1In 1984, by the release of File No.84-154, the Ministry of mechanical and electronic industry approved the establishment of China's relay product testing center in Xuchang Relay Research Institute, then renamed to the Mechanical Ministry Relay Product Quality Supervision & Testing Center.

2) In 1988State bureau of Technical Supervision puts Xuchang Relay Research Institute on the second batch of national product quality supervision and testing center construction list in [1988]Reference No. 056 document. It was accredited by the state in May 1991. State bureau of Technical Supervision formally approved the National Center For Quality Supervision & Testing of Relay Protection by [1991] Reference No. 443 document on August 12th of the same year, and authorized to work.

3) KETOP Lab passed the “ 3 in 1” accreditation of “National Laboratory”, “Metrology Accreditation” and “National Center of Quality Supervision & Testing” for the first time in 1996.

4) KETOP Lab passed the “ 3 in 1” accreditation of “National Laboratory”, “Metrology Accreditation” and “National Center of Quality Supervision & Testing” again in September 2001 and October 2006, respectively.

5) On June 12th, 2007, the National Certification and Accreditation Administration approved the original National Quality Supervision & Testing Center of Relay renamed as National Center For Quality Supervision & Testing of Relay Protection & Automation Equipment

6) KETOP Lab passed again the accreditation of “National Laboratory”, “Metrology Accreditation” and “National Center of Quality Supervision & Testing” in December 2009.

7) In May 2011, in the [2011] Reference No.80 document the National Certification and Accreditation Supervision and Management Committee formally approved of Xuchang KETOP Electrical Apparatus Testing & Research Institute building National Control for Quality Supervision & Testing of Smart Micro-Grid Control Equipment & System

8) KETOP Lab passed the “ 4 in 1” accreditation of “National Laboratory”, “the second review for National Center For Quality Supervision & Testing of Relay Protection & Automation Equipment”, ” the first review for Quality Supervision & Testing of Smart Micro-Grid Control Equipment & System” and “National Center of Quality Supervision & Testing” in October 2012

9) In February 2013, in the [2013] Reference No.14 document the National Certification and Accreditation Supervision and Management Committee authorized National Control for Quality Supervision & Testing of Smart Micro-Grid Control Equipment & System to carry out the task of quality supervision and testing for products.

10) In December 2013, "Xuchang KETOP Electrical Apparatus Testing & Research Institute" was renamed "Xuchang KETOP Testing Technology Co., LTD" by business registration.