From 2012 to 2022, on the historical journey of the great rejuvenation of the Chinese nation, the Chinese people wrote an extremely unusual and extraordinary chapter of the times. In the great changes of the new era, unique marks of different dimensions record China's extraordinary decade. China's height is a climb of dreams. 8848.86 meters! On May 27, 2020, the five-star red flag was again inserted at the peak of the world's highest peak. The team members of the Everest elevation survey team who successfully climbed to the summit connected with the Everest base camp to disseminate high-definition video images in real time. How does the 5G signal reach the top of the world? In April 2020, starting from the base camp of Mount Everest with an altitude of 5200m, 40 members of the laying team shouldered the transmission optical cables and a transport team composed of 46 yaks, trekked along the glacier mountain road, transported nearly 8 tons of construction materials, and completed the laying of special transmission optical cables. 6500 meters above sea level - On the afternoon of April 30, the world's highest 5G base station was put into use. In addition to the base stations built at 5300 meters and 5800 meters above sea level, the 5G signal has covered the climbing route and peak on the northern slope of Mount Everest. It is not only the 5G signal that refreshes the height. Lalin Railway, the highest electrified railway in the world, runs through the snow covered plateau with a maximum altitude of 3650m; The highest civil airport in the world - Sichuan Daocheng Yading Airport, 4411 meters above sea level; Tanggula Station of Qinghai Tibet Railway, the highest railway station in the world, is 5068m above sea level; Tibet Yangyi PV Power Station, the highest grid connected PV power station in the world, is 4700 meters above sea level; ... China's development has reached a new height - since the 18th National Congress of the Communist Party of China, China's economic aggregate has risen from 53.9 trillion yuan to 114.4 trillion yuan, and the per capita GDP has risen from 6300 dollars to more than 12000 dollars, contributing more than 30% to the world economy over the years. Pursuing, arriving and starting again, the Chinese people will never stop climbing. In 2021, the high-speed maglev transportation system with a speed of 600km/h will be launched in Qingdao, and China will continue to lead the world in railway technology breakthroughs; The advent of the "Nine Chapters" and "Zuchongzhi" has enabled China's quantum computers to achieve global leadership in computing power... The speed reflects the improvement of scientific and technological strength - On December 10, 2021, the Long March 4B carrier rocket was successfully launched, and the number of launches of China's Long March series carrier rockets officially refreshed to "400". Thirty seven years, seven and a half years, more than four years and 33 months, which is the time it took for the four "hundred launches" of the Long March series launch vehicles. The pace of Chinese exploration of space is accelerating. Speed, Agglomerate the Power of Development and Progress -- Realization of Optical Network Access Bandwidth