LG Display's 20F filing is out (equivalent to US 10K). All kinds of comments about OLED's being the future of the display industry.
It looks like the E4 (M2) fab did start its ramp in December. No details on when it restarted after the nitrogen leak.
We began production of OLED panels for televisions on our E3 production lines in January 2013 and commenced mass production of OLED panels for smartphones on our E2 production lines and OLED panels for televisions on our E4 production lines in December 2013 and December 2014, respectively.