The following is a list of companies and the brands they sell.

You can click on the company name for detailed information about that company.

Company name: Summit Tech International S.A.

It sells: CDR DVD-R DVD+R CDRW DVD-RW DVD+RW

Brand names:

Ridata, Promedia, Tatung

Company name: Ritek USA/ Advanced Media Inc

It sells: USBS DVD`S and CD`S

Brand names:

Ridata