Since the beginning GSI has close ties with major glass factories and modern decoration facilities.
All models and up to full-colour branding by ceramic-screening with thermo-fixation are included in our offers.
GSI has a strategic partnership with RASTAL for The Netherlands. RASTAL (Germany) is a prominent worldwide player in the market of decorated drinking glasses.
Furthermore RASTAL has a unique range of their own glass-models such as the spectacular Teku Beer tasting glass range.