37 Providing technical support, namely, technical advice concerning the installation, repair and maintenance of electric or electronic apparatus, equipment and devices used for automated or partly automated industrial operations; Technical support services, namely, technical advice related to the installation of panelboards, switchboards, switchgear, electrical equipment, distribution boards, programmable logic controller, unit substations, gen controllers and electrical controllers; Technical support services, namely, technical advice related to the repair of panelboards, switchboards, switchgear, electrical equipment, distribution boards, programmable logic controller, unit substations, gen controllers and electrical controllers