In the context of the input sentence, determine the relationship between 'Stratasys' and '3D printing'.
Options: brand, manufacturer, product/material produced, owner of

Stratasys Ltd. SSYS is showcasing its 3D printing solutions at the International Trade Fair for the Plastics and Rubber Industries (T-PLAS) in Bangkok, Thailand which started yesterday and will run through Aug 29.
product/material produced