In the context of the input sentence, determine the relationship between 'Stratasys' and '3D printing'.
Options: member of, industry, publisher, business division

10, 2015-- Stratasys Ltd. (Nasdaq:SSYS), a global leader of 3D printing and additive manufacturing solutions today announced that it will release financial results for the quarter ended June 30, 2015 on Thursday, July 30, 2015.
industry