World's thinnest, fastest installation fantasy stage LED display; robot imitation opera Takefu sword; food waste becomes one machine biodiesel ... October 28, China (Changsha) Science and Technology Achievements Transformation Fair grand opening, LED display with many high-tech achievements shouted in appearance, attracted many visitors onlookers.  The Theatre Magic density of up to 156 million points arc luxury bloom  Walked Branch intersection largest venues comprehensive exhibition hall, a detonation eye New Asia wins density of up to 156 million points arc Theatre Magic LED display, curved Theatre Magic entrenched as a dragon over the exhibition hall,  "Comprehensive exhibition hall came, the first thing you see is the new sub wins very large curved LED display, this screen will be the pavilions set off more atmospheric. . HD playback screen with colorful degrees impressive. "Hunan Economic TV reporter says only that piece curved magical stage LED display also attracted widespread coverage of the many well-known media. Comprehensive scientific and technological strength and the atmosphere of the exhibition hall CLS demonstrated most vividly.