Core Viewpoint - OPPO is set to launch the Find X9 series smartphone featuring the world's first "1nit" eye-care display, developed in collaboration with Tianma, showcasing advanced screen technology and manufacturing capabilities [2][3]. Group 1: Product Features - The Find X9 series will utilize a custom screen from Tianma, built on OPPO's exclusive high-spec screen production line, alongside self-developed scientific production lines [2]. - The "明眸护眼屏" (Eye-Care Display) incorporates low-brightness high-precision circuits, new eye-care materials, and a new Display P3 chip, achieving full-scene true 1nit brightness, high-frequency PWM dimming, and a peak brightness of 3600nit [3]. - The development of this display took three years and involved significant costs, marking it as the most sincere eye-care screen in the Find X series [4]. Group 2: Comparison with Previous Models - The previous generation, Find X8/X8s, also featured screens supplied by Tianma, while the Find X8 Pro/X8 Ultra utilized BOE screens. The Find X8s had a 6.3-inch 1.5K flat display with 460 PPI, peak brightness of 1600nit, and support for 1.7 billion colors and adaptive refresh rates [6].