SEOUL (Reuters) - South Korea's LG Display Co Ltd said on Wednesday it will invest 1.99 trillion won ($1.75 billion) to build a new small- to medium-sized organic light-emitting diode (OLED) display production line in South Korea.<div><a href="http://feeds.reuters.com/~ff/reuters/technologyNews?a=ft0Cj0hWTn4:ZurGMxEPz_w:yIl2AUoC8zA"><img src="http://feeds.feedburner.com/~ff/reuters/technologyNews?d=yIl2AUoC8zA" border="0" /></a> <a href="http://feeds.reuters.com/~ff/reuters/technologyNews?a=ft0Cj0hWTn4:ZurGMxEPz_w:V_sGLiPBpWU"><img src="http://feeds.feedburner.com/~ff/reuters/technologyNews?i=ft0Cj0hWTn4:ZurGMxEPz_w:V_sGLiPBpWU" border="0" /></a> <a href="http://feeds.reuters.com/~ff/reuters/technologyNews?a=ft0Cj0hWTn4:ZurGMxEPz_w:-BTjWOF_DHI"><img src="http://feeds.feedburner.com/~ff/reuters/technologyNews?i=ft0Cj0hWTn4:ZurGMxEPz_w:-BTjWOF_DHI" border="0" /></a></div><img src="http://feeds.feedburner.com/~r/reuters/technologyNews/~4/ft0Cj0hWTn4" height="1" width="1" alt="" />