China's TCL CSOT says inkjet-printed OLED screens are now in mass production, with a 29.5 billion yuan factory set to light up in May

Most OLED screens in today's phones and TVs are made by evaporation. Inside a vacuum chamber, organic light-emitting material is heated into a vapor and deposited onto glass through an ultra-thin metal stencil. The process is mature, but a large share of the expensive material ends up coating the stencil and chamber walls instead of the screen, and it gets harder as panels get bigger. The long-promised alternative is to print the pixels the way an inkjet printer puts ink on paper, placing material only where it is needed. The idea has been around for years. Mass production has been the hard part.

According to a report published by Chinese tech site IT之家 (IT Home) at 9:43 Beijing time on Nov. 13, 2026 (8:43 PM EST on Nov. 12), TCL CSOT CEO Zhao Jun told the company's DTC 2026 display conference that, after 13 years of research and development, gaming products using its printed OLED screens reached mass-production shipments this year, moving the technology from professional displays into mainstream consumer products. TCL CSOT is the display-panel arm of Chinese electronics maker TCL. Zhao also said the main building of the company's t8 plant in Guangzhou had topped out ahead of schedule, and that the line is planned to light up its first panels next May and reach mass production in the fourth quarter of 2027.

According to the company, t8 is a roughly 29.5 billion yuan (about $4 billion) project designed to process about 22,500 glass substrates a month. It will mainly make screens for tablets, laptops and monitors, with room to extend into flexible and foldable panels. IT Home has previously described it as the world's first Gen 8.6 printed-OLED line. "Gen 8.6" refers to the size of the glass sheet the factory handles, and a larger sheet means more mid-size screens can be cut from each one. Construction piling began on Sept. 16, 2025, and the main building topped out 226 days later, which TCL CSOT says is an industry record. Claims such as "mass-production shipments" and "fastest topping-out" come from the company. It has not published shipment volumes, yields or costs.

Why it matters: TCL CSOT says inkjet printing deposits light-emitting material "on demand" onto the glass, using material more efficiently and producing panels in a greener, more efficient way than vacuum evaporation. Think of evaporation as spray-painting through a stencil, where most of the paint lands on the stencil, while printing only dots ink into the cells that need it. If the method holds up on a large production line, it could lower the cost of mid-size OLED screens. It has already appeared in a real device: a rollable-screen laptop Lenovo showed at CES 2026 used a TCL CSOT printed OLED panel.

For everyday buyers, OLED laptops, tablets and monitors still cost noticeably more than LCD versions, largely because mid- and large-size OLED panels are difficult and expensive to make. If t8 reaches volume production in 2027 with the yields and costs the company is aiming for, OLED could show up in more mid-priced laptops, tablets and monitors over the next few years, along with more foldable and rollable designs. Going from first light to stable, high-volume output usually takes time, however, as factories climb the yield curve. How cheap these screens get, and how fast, will depend on progress after next year.

Original source published: IT之家 (IT Home), Nov 13, 2026, 09:43 Beijing time / Nov 12, 2026, 8:43 PM EST