Get a free burning program called ImgBurn. www.imgburn.com Start it up and click on Discovery.
On the right hand side of the window in ImgBurn you should see something like this:
Disc ID: 97m24s01f
Manufacturer: Taiyo Yuden Co.
If it does say it is manufactured by Taiyo Yuden, congratulations. These are some of the very best cd's made.