Currently, most new Pro-series iPhones are shipped with displays made by Samsung. However, BOE aims to cut into that market with new panels with the specs Apple might be looking for in future models. They include LTPO and a double-stack tandem structure, which could persuade the Cupertino giant to throw more orders its way from 2023 on.
https://www.notebookcheck.net/The-iPhone-15-Pro-and-Pro-Max-could-launch-with-OLED-panels-from-BOE-rather-than-Samsung.595268.0.html