The seller is the store of
SoSun Technology Co., Ltd. Store No.400828
http://www.aliexpress.com/store/400828

He sold me 2 memory cards of 32 GB , one of them detect as a damaged card in my samsung smartphone.
With the other I found first that the copy of 10 gb take a lot of time , average write speed of 100kbps instead of 10 mbps , after that , the phone after restart detect the card but after couple of minutes does not read nothing from the card and the card appear empty.
Seller ignore