Shanghai Sirui Science&Trading Co,.Ltd. is a high-tech company who is professionally applied herself to introduce world first-class online monitoring systems for main and supplement equipments in power system, fault diagnostic techniques and insulation analysis devices into China. We have got excellent honor in the electric power industry because of our rich strength, advanced technique, perfect management and excellent service. Since years, we were cooperating with plenty of world first-class well-known manufacturers ,We supply not only world advanced Oil DGA monitoring，High Voltage Bushing Tan Delta monitoring,Power Transformer/ GIS/ Cable/ Generator PD monitoring for maintenance and optimization of electric devices but also complete solutions for power transformers, GIS,Circuit-Breaker, Cables, CTs/PTs and Protective relays.

        With the principle of service, customer and faithfulness, we are doing our best to develop, to consummate the service system in China and to build up a network combined with scheme design, project fixing and services before & after sales in order to supply you with better qualified products and better satisfactory services. Your demand is our objective. We are looking forward to cooperate with you to win a nice future.