While Apple didn't mention it during its presentation, the iPhone 11 trio uses Corning glass on both the front and the back - the "toughest glass ever in a smartphone", claims Apple. Corning has been supplying Apple with strengthened glass since the original iPhone and has done so for every new model since (every Apple Watch generation and most iPads too). Apple just announced that it's investing $250 million into Corning, so their partnership will go on for years to come. The money comes from Apple's Advanced Manufacturing Fund, which previously invested $200 million in Corning back in...
Source: https://www.gsmarena.com/apple_invests_250_million_into_corning_to_fund_innovation_for_future_products-news-39235.php
