Movie until a single CD is finished

It is a CD that we use every day for music and data, but it is a movie that shows how to manufacture that CD. It is manufactured through various processes such as polishing and washing with water.

Details are as follows.YouTube - CD Pressing

Most of the work was done by machine, but I was surprised at the fact that there are many parts of manual work at first. If you are producing music CDs for million sellers, will they still start with human tactics?

For the CD manufacturing process, the following links are detailed.

CD manufacturing process flowchart

CD press manufacturing process

It looks like a scenery making a little crepe.