As a special manufacturer of Flash memory products, we have more than 500 well-trained workers .Adherence to ISO 9001 is guaranteed throughout the entire factory by maintaining strict quality control at all times, from incoming materials to delivered goods.All of our products can be printed on in brilliant color using 1-4 color printing. Using this process, each color is printed separately on the surface ofthe product. We can print on all plastic, metal, and fabric surfaces. USB Flash Drives is most commonly imprinted using this method.DTT have professional product evaluation test team.we build a systematic quality management process from raw material identification, storage to every production stage.fulfill punctual deliveryschedule and ensure the products' quality for all of our customers Call us today for more information about our latest customizable memory card and USB pen drive. We provide professional OEM/ODM service