Utilize the input text as a context reference, choose the right relationship between Stratasys and 3D printing from the options. Options: product/material produced, manufacturer, distributed by, industry, position held, original broadcaster, owned by, founded by, distribution format, headquarters location, stock exchange, currency, parent organization, chief executive officer, director/manager, owner of, operator, member of, employer, chairperson, platform, subsidiary, legal form, publisher, developer, brand, business division, location of formation, creator.

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.

Answer: product_or_material_produced