ahmad dena and margun ke you were with us from kish center studio . good evening and thank you to the respected viewers who watched the first page tonight . if we want the big city of tehran, the beautiful city of tehran, the advanced city of tehran to become more developed, god willing, we must come to use modern technologies in the design and construction of this city. this scientific and cultural event is being held with a crisis management approach in the fields of environment, energy, architecture and urban planning. our scientific associations and the cultural and artistic centers of khwaja nasirdin tosi university of technology to display their activities in this field, and our main work in this meeting is to propose a problem, which will be discussed, god willing. respected professors and dear students of khwaja nasiruddin toosi university of technology, as the first and oldest university of technology in the country, as well as academicians from japan , china and other guests who are at our service , this event will take place, as well as fam