On the evening of June 26, 2019, a large digital photoelectric fireworks display at the china-africa economic and trade expo was held in changsha, star city. This is the digital video art fireworks show on xiangjiang river, where laser, light, LED video and other multimedia art and fireworks cross the boundary, Oriental wisdom in the vast night sky woven into a blossoming magical fireworks, showing the essence of changsha media art, once again to the world to highlight the boundless charm of liuyang fireworks!