Our factory rejects to deliver poor quality, low price usb drives to our customers (There isn't pen drives with low prices and good quality). While you think you are purchasing at a very low price to make your profit higher, but the result will rework to repair such pen drive to make you headache and troublesome. What is more, your final production cost will be higher, and you will lose your customers' trust. So pls take our quality into your consideration when you compare our prices with other suppliers.