Spadan Optimum Engineering Company started working in 1379 by engineers Hamid Naghizadeh, Mohsen Kalbasi, Ali Khajaeddin, Navid Golban and Arash Shokrani, experts in electronics, electricity and power, software and hardware engineering and in the first During the year of his activity, he was able to invent and register the RTU smart device and bring it to mass production by using the power of the expert forces; And in the continuation of this invention, meter test device and laboratory meter test table were added to the company’s production collection. From that date onwards, software upgrades and hardware optimization of the device to smaller dimensions and more efficiency and software and hardware upgrades continue.