I mean, I'm going to need a bit more info. What's the R/W on that kind of disc look like?

If you didn't look a bit closely, you would think this is from western countries.

https://www.scmp.com/news/china/science/article/3252737/chinese-teams-memory-leap-shrinks-data-centre-storage-capacity-dvd-sized-disk

https://www.nature.com/articles/s41586-023-06980-y