2. 2009
In March 6, 2009 Sony came up with
the first SDXC Card with 32GB
2010
In 2010, SD Cards appeared in
Toshiba, Panasonic, and Sand Disk
2011
September 2011, Sand Disk came out
with a 64 GB micro SDXC

3. 2011
Kingmax card also came out with a relatable
product in 2011
2012
In 2012, Lexar came out with the first 256
GB SDXC Card derived from on 20 nm
NAND flash technology
2013
In 2013 nothing new is made into the
industry, but they are working on some things till
this day

4. SOURCE : http://en.wikipedia.org/wiki/Secure_Digital
Wikipedia, the free encyclopedia
Secure Digital
Categories: 1999 introductions
Computer storage devices
Solid-state computer storage media

5. semiaccurate.com
atariage.com
pcauthority.com.au
cjponyparts.com
potevio-sd.en.alibaba.com