Apple seldom relies upon one supplier for a certain component and instead diversifies the supply chain whenever possible. The company has doubled down on that strategy this year by incorporating multiple suppliers for the iPhone 12 camera module.
Three suppliers for the iPhone 12 camera
Sources from the handset supply chain in Taiwan (via DigiTimes and MacRumors) claim Apple is planning to share camera module orders for the upcoming iPhone 12 and iPhone 12 Pro between three companies.