Hi Seto,
I am sorry you are having problems with the SSD but let me help you.
Based on the information you have provided, I recommend you doing the following:
1. Update the BIOS on your computer to latest using the one provided by the Computer Manufacture. Here you can get it:
http://support.asus.com/download.aspx?SLanguage=en&p=3&s=197&m=K70IO&os=29&hashedid=1F6tUuPwvmoqxSbZ
2. Update the SSD firmware. Here you can download the software:
https://downloadcenter.intel.com/Detail_Desc.aspx?DwnldID=18363&lang=eng&ProdId=3767
Kevin M