Unveiling ceremony of the first sample of the national metro train Apr 8, 2021 The unveiling ceremony of the first sample of the national metro train was held in the presence of Dr. Hanachi, Mayor of Tehran, and Dr. Rouhani, President, Dr. Sattari, Vice President for Science and Technology (online) at the Tehran Wagon Factory on Thursday, April 10th, 2021. Mojtaba Arabzadeh https://www.tehranpicture.ir/u/8Oe