Spinning and rising, like a streamer dancing, turning into a raging flame at the top... The Beijing Winter Olympic Torch "Flying", which is being passed, has attracted wide attention since its debut. The reporter learned from Donghua University that the team of Professor Sun Yize of the School of Mechanical Engineering of the university is the key manufacturing technology provider of the outer streamer (shell) of the torch. For the "black technology" behind the torch, researchers use the three "highs" of "high-tech materials", "high-tech equipment" and "high-end manufacturing" to summarize.
Source: Xinhua Sports