According to Japanese media reports, Toshiba for strengthening the performance of semiconductor products, will be to Japan's fourth city plant expansion, is expected to spend hundreds of billions of yen, sandisk company will with Toshiba each pay for half of expansion.

It is reported, Toshiba has relevant sites have an adjustment, the fastest will be opened in 2017, but for the expansion of the final factory investment will make a judgment according to the semiconductor market situation.

Semiconductors as the core business of Toshiba, it improved the performance of the product is mainly used for smart phones "NAND flash memory", Toshiba will boost memory products production.

To be sure, NAND type flash memory is Toshiba's main products, market share, second only to samsung electronics, the world's second, Toshiba and sandisk each annual investment of 200 billion yen (RMB 11.2 billion) is used to improve product performance.