been used in the sewerage and recycling networks of many cities, currently in tehran province and ramin parand qarchak, mazandaran province , lorestan province, the small bird technology company and quadcopters are also used for aerial inspection of tanks. it has designed recycling, it has a high flight and it has the ability to fly in rainy conditions, and now they are hard-coring water, sewage and waste recycling tanks, illegally, this is completely the work of identifying and tracking and the old cases of sada news agency and thanks to the colleagues of mr. engineers ali i saw the report, now as a final summary, please tell me the most important need that the field of robotics development of the company is working on, and how your body's constructions have become a good way to change the way people look at them, like the way that dr. hassanpour and the rest friends, who knows the situation very well, our industry and the state of the road are falling. if we see this, we can find it, and if you can't find it, i love you. how can an industry in industrial towns not have electricity for three to six m