huadian electric is the "national high voltage test technology standardization subcommittee", "national electromagnetic metrology technical committee high voltage measurement subcommittee", "national electrical instrumentation standardization technical committee", "national high voltage test technology and insulation coordination standardization technical committee" "high voltage test technology subcommittee", "member of the standardization technical committee of power test equipment of china electricity council." participated in the compilation of 20 industry standards including "general technical requirements for special testing instruments for power equipment".huadian electric has independent intellectual property rights and has obtained 30 invention patents such as "ultra-high voltage ac withstand voltage test vehicle", 24 utility model patents such as "uhv dc high voltage generator", and dozens of invention patents have entered the essence sexual review stage; 59 software copyrights have been obtained.huadian electric won the second prize of the national science and technology progress award in 2018; the second prize of shanxi province science and technology progress award in 2019; the first prize of the two provincial and ministerial scientific and technological progress awards of china electric power and china machinery in 2017; the first prize of jiangsu science and technology progress award in 2016; 2014 hubei province science and technology progress second prize and 3 state grid corporation science and technology progress second prizes; 3 provincial and ministerial science and technology progress third prizes.huadian electric passed iso9001 quality management system certification in 2000, and iso14001 environmental management system certification and ohsas18001 occupational health and safety management system certification in 2016. in 2012, the measurement management system, intellectual property management system and credit management system were implemented. subsidiary jiangsu testing and testing center obtained the laboratory accreditation certificate of the national accreditation service (cnas). huadian electric is a leading enterprise in china's high-voltage test equipment industry. users are located in all provinces and cities across the country, including state grid corporation of china, china southern power grid corporation, five major power generation groups, china electric power research institute, state grid electric power research institute, power supply companies of various provinces and cities, and large enterprise groups such as petrochina and sinopec.the five categories of products independently developed and produced by huadian electric are mainly used in the handover test, preventive test and condition maintenance of various voltage levels of power equipment in the power system from power generation, transmission and transformation to distribution. specifically, it is divided into: mobile power test intelligent integrated system, ultra/ultra high voltage ac and dc test device series, ac and dc high voltage test device series, power transmission and transformation test equipment, product integrated service business. all products have passed the "national power industry electrical equipment quality inspection and testing center" inspection or type test; and obtained the "national high voltage metering station" calibration certificate.