1. Dai Nippon Printing Co., Ltd. (DNP) has started operating a new production line for metal masks used in the manufacturing of OLED screens at its Kurosaki plant in Kitakyushu, Fukuoka Prefecture, in May 2024. 2. This new production line aims to meet the growing demand for larger format OLED screens. 3. The metal masks produced will be crucial for the production of OLED displays.