Samsung Display, the world's largest display maker was spun off from Samsung Electronics in April 2012. In July 2012 Samsung Mobile Display was merged into Samsung Display, which maintains two display units: OLED and LCD.
China Star Optoelectronics Technology (CSOT, also called Shenzhen Huaxing Photoelectric Technology) is a China based display producer (owned by TCL, Century Science & Technology Investment and Samsung Display). The company is producing small and large LCD panels and is developing OLED technologies.
In March 2012 it was reported that the company plans to enter the AMOLED market. The original plan was to start production by the end of 2012 in a 4.5-Gen LTPS line, but that never materialized. In October 2012 AUO filed a law suit against two of its former executives that allegedly stole technologies (including AMOLED related ones) from the company and supplied it to CSOT.
Futaba Corporation is a Japanese company that produces Vacuum Fluorescent Displays (VFDs) and other industrial and commercial components and modules. In October 2011 Futaba bought TDK's part in their PMOLED joint venture, TDK Micro Device Corporation, which is now a Futaba subsidiary.
Japan Display (JDI) is a small/medium display maker, formed in September 2011 by the merger of Sony’s, Toshiba’s and Hitachi’s display businesses and funded by Japan’s government fund Innovation Network Corporation (INCJ), which holds 70% of the shares.
JDI considers OLEDs to be the “core technology” of the next generation small size and medium size displays, and in 2017 the company announced that it is going to perform a "last-chance" restructuring to focus on OLEDs as there is "no future for the smartphone panel business without OLED". JDI requires around $1.7 billion to start OLED production, and is now raising the funds needed - looking for partners in Japan and China.
OLiGHTEK (also known as the Yunnan North OLiGHTEK Opto-Electronic Technology Co) is a Chinese based company that develops and produces OLED microdisplays.
In 2017 OLiGHTEK announced a joint-venture with BOE Technology to establish a $170 million OLED microdisplay fab in Kunming, China. The fab is now under construction and according to reports trial production will begin in 2019.
BOE Display, founded in 1993 in Beijing China, is one of the world's leading display maker, producing both LCDs and OLEDs. BOE also produces LCD backlighting units and solar panels.
Sichaun CCO Display Technology was established in 2008 in Chengdu, China by Changhong Electronics group and Chengdu Hi-Tech Investment Group.
Sichuan CCO produces PMOLED displays and has an annual capacity of 12 million 1-inch displays. The company's PMOLED displays range from 0.7" monochrome to 2.5" full color.