NGK-NAS

Construction, repair and maintenance of fire detectors for electric accumulators; construction, repair and maintenance of fire detectors; construction, repair and maintenance of telecommunication machines and apparatus for electric accumulators; construction, repair and maintenance of telecommunication machines and apparatus; construction, repair and maintenance of electric power storage and supply equipment; construction, repair and maintenance of electric accumulators, batteries, battery cells, and battery modules; technical support services provided by telephone or email, namely, technical advice relating to construction, repair and maintenance of electric accumulators, batteries, battery cells, and battery modules; construction, repair and maintenance of control apparatus for electric accumulators; technical support services provided by telephone or email, namely, technical advice relating to construction of electric power storage and supply equipment; advisory services relating to construction of electric accumulators, batteries, battery cells, and battery modules; advisory services relating to construction of electric power storage and supply equipment; maintenance of building equipment; inspection in the course of repair and construction of building equipment