WT Microelectronics (TWSE : 3036) today announced its monthly sales for October 2013 totaled NT$7.663 billion, a decrease of 6.17% from September 2013 and an increase of 15.30% over October 2012. Sales for January through October 2013 totaled NT$71.971 billion, an increase of 8.18% compared to the same period in 2012.