The U.S. stock is growing by over 3%

ON 30 JULY, U.S. STOCKED PLATES ROSE BY 3.52 PER CENT BEFORE U.S. OPTICAL DISKS, 3.07 PER CENT BEFORE SK HERCULES PLATES, 6.30 PER CENT BEFORE FLASH DISKS, 4.28 PER CENT BEFORE DATA DISCS IN THE WEST, AND 4.22 PER CENT BEFORE THE HITEL TECHNOLOGY DISKS。