• The domestic market : SK Hynix , SAMSUNG, DB Hitek

• TIWAN : Micron Taiwan, TSMC, UMC, Winbond, Nanya

• JAPAN : Micron Japan, TI, TOSHIBA, SONY

• SINGAPORE : Micron Singapore, Global Foundries

• UNITED STATES : SAS, TI, Micron 

• CHINA : SK Hynix wuxi, GSMC