[Commentary] On May 13, the reporter went to Yungang Grottoes in Datong, Shanxi, and saw the earliest court symphony orchestra in ancient China in Cave 12. Cave 12 of Yungang Grottoes, also known as the "Music Cave", has a front room and back room, 14 meters deep, 11 meters wide, and 9 meters high. brilliant.

  On the same day, the reporter saw in the computer of the office of Yun Yong, deputy director of the digital room of the Yungang Grottoes Research Institute, a 3D replica of Yungang Grottoes' Cave 12 came to life. At present, the protection of Yungang Grottoes is gradually moving from the cultural relics onto the digital, and striding the pace of Yungang Grottoes to the world.

  [Same period] Any Yong, deputy director of the digitalization room of Yungang Grottoes Research Institute: Our equipment for front-end data collection, including drones for space big data collection, including some station-type scanners for our entire confidential scan, also There are hand-held scanners, and their highest accuracy can reach 0.03 mm. Then in the early stage, that is, after the data collection on the spot, we use the computer to perform the data processing and preprocessing, and then get a complete data, which can be used as an archive or as an output to do the corresponding cultural and creative products .

  [Explanation] Cave 12 is also known as the "Music Cave". It has dozens of images of celestial beings on the upper wall of the front hall. They are playing various Chinese and Western instruments such as pipa, gangster, guqin, etc. It is the earliest palace symphony orchestra in ancient China , Has an extremely important position in the history of Chinese music and dance.

  [Same period] Yungang Cave Instructor Wang Xiaona: It is a Northern Wei Dynasty carved on the stone. We can see the musical instruments used in the life of the Northern Wei Dynasty at that time, and then include architecture, a true manifestation of all kinds, it can be said that this was the great fusion of national music and dance A true portrayal of

  [Commentary] He Yong introduced that the 3D printing project of Cave 12 finally showed more rich colors and even more beauty than the original cave. In order to achieve the touring exhibition, the biggest breakthrough of the project is that it can be assembled separately, which is a "building block" structure, which is convenient for disassembly and installation.

  【Same period】 Yun Yong, deputy director of the digitization room of Yungang Grottoes Research Institute: Because cave 12 in Yungang is a cave in the form of an anterior chamber, the statues inside it are particularly exquisite and the colors are particularly rich, which is also The difficulty of our collection (data), we are slowly trying, whether it is possible to do imaging is a building block, building a building block to do this, and finally realize the so-called removable music cave step by step.

  [Commentary] At the end of this month, the replica cave of the 12th cave of Yungang Grottoes will take the first step of "walking the world" at Zhejiang University, and it will officially face the world audience for the first time.

  [Same period] Anyong, deputy director of the digital room of Yungang Grottoes Research Institute: This is the first time that the mobile replica caves are facing the world audience for the first time. One after another, we may come to Japan and go to some European countries for exhibitions, including the United Kingdom, Italy will do (exhibition).

  Report from Liu Yong, Shanxi Datong

Responsible editor: [Luo Pan]