Closing ceremony “dream five rings” contain what high-tech?Listen to the Chinese space agency reveal the secrets

At the closing ceremony of the Winter Olympic Games, the “dream five rings” assembled by countless “stars” in the National Stadium amazed the audience.What is less known is that the lighting of the “dream rings” was done with a proud Chinese space team and “sophisticated” equipment.Changzheng Tianmin, a wholly owned company of the Beijing Institute… Read more Closing ceremony “dream five rings” contain what high-tech?Listen to the Chinese space agency reveal the secrets