The U.S. stock has shrunk

ON 13 JULY, THE U.S. STOCK UNIT CONTRACTED, WITH U.S. LIGHT TECHNOLOGY DOWN TO 4.5 PER CENT, AFTER A PREVIOUS DECLINE OF 7.5 PER CENT, AND SK HERCULES DOWN TO 4.8 PER CENT, AFTER A PREVIOUS DECLINE OF OVER 9 PER CENT。