Grand and environmentally friendly, the atmosphere is elegant, beautiful and not lost. According to Cai Guoqiang, the director of the National Day celebrations, the fireworks special performances of the National Day party used 10,000 fireworks, divided into 6 waves and 10 bars, with 22 minutes and 56 seconds of performance time, bringing the people to the world. A free and happy, endless audio-visual feast. Behind the beautiful and beautiful, there must be countless hard work and precision design. Let's take a look at the story behind the moment through a set of numbers. It is the climax at the beginning. The celebrations have just begun. From the Jianguomen and Fuxingmen, 70 fireworks columns are vacated. The light columns gradually gather from the slow-to-fast monument to the Monument to the People's Heroes. In the air, 70 "sparkler candles" are exploded, and then, at the same time, The entire Chang'an Street and Tiananmen Square were lifted up to form a splendid light belt. At this time, the double-line outline of the special effect fireworks digital vertical "70" vacated, three times, to light up the night sky. The 70 birthday candles consisting of 70 light columns and the double-hook 70 that vacated are undoubtedly the most memorable performances in this fireworks show, which is the most impressive.