We do at least 3 times testing before shipping .
Our adherence to world class quality management system ensures that every product from our line passes the H2 test and is fully compliant with UN standards.
We are testing chips by H2 software and insure all chips can pass it .
We also do a testing checking written/read speed and the usb drives can readable after assemblly .
And for the logo ,we will take sample photos before mass production .
For the outlooking of the drives. we also check it carefully before assemblly.
We will do one time check before shipping