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 past it .
We also do a testing checking if the usb drives can readable after assemblly .
For the outlooking of the drives. we also check it carefully before assemblly.
And for the logo ,we will take sample photos before mass production .
We will do one time check before packing .