J. S. Lee, one of our members visited Fukuoka, Japan to attend the conference, the 23rd International Display Workshops (IDW) from 12. 6 to 12. 9. He gave a poster presentation about the computer simulation for the manipulation of droplets in nematic liquid crystal. IDW is one of the biggest conference in world for Display, and there are sessions related to Display industry as Liquid Crystal Technology (LCT), Organic Light Emitting Diode (OLED), Augmented Reality (AR), Virtual Reality (VR), and Oxide Thin Film Transistor (Oxide TFT).