#MoscowSubway #China&World #Technology On December 7, 2021, China’s first subway project of in Europe, the southwest section of Moscow Metro's Big Circle Line, undertaken by China Railway Construction, was officially opened to traffic. This is the first time that Russia has introduced Chinese enterprises in the field of subway construction. On the same day, Russian President Putin attended the opening ceremony in the form of a video connection. He said: "This is an important milestone in the history of the development of the Moscow Metro." The winter in Moscow is very cold. Under extremely cold conditions, not only the soil layer will freeze locally with different hardness, but also the equipment itself will freeze. So, how did China build subways in an extremely cold environment of minus 20 degrees Celsius? What world-class architectural problems has China solved in this project? Will China's first subway project in Europe bring more overseas orders to China? Hi. Welcome to Hot Topics Time. Before we start today's video, please subscribe to our channel. OK, let's continue the topic we are talking about. ______________________________________________________________________________ Here are our most popular videos this months China shocked the world with these four desert megaprojects! [1] https://www.youtube.com/watch?v=O7r0AKIH6uI China shocked the world with these four desert megaprojects! [2] https://www.youtube.com/watch?v=5597pdm4bVg Are the Chinese really the yellow race? The truth may shock you!https://www.youtube.com/watch?v=RKhPYbjcnzs Is China the best option for Philippines three major railway projects? https://www.youtube.com/watch?v=J2UpAvIUbrc China's super sized shield machine! Once spent 700 million rented from Germany https://www.youtube.com/watch?v=LnnTKof3czI Delivery soon? Two C919 aircraft flew to Beijing, to be delivered as soon as this year! https://www.youtube.com/watch?v=O7ZdLchFGWU Australia helped China? Why did China spend 30 million US dollars to buy only one hulk? https://www.youtube.com/watch?v=SUt6YYryUxo 200,000 yuan a piece! Why are 15,000 iron rods inserted on the Qinghai Tibet Railway? https://www.youtube.com/watch?v=FwgUJClKlvY