... 4.SGS approved, 3-4 days lead time business card shape USB Advantage:1. Full color printing on 2 side, an ... Exposure frequency, high promotion ability.4. Waterproof and shock proof, with long life time. Specifications: Brand Chuangixnjia modeCXJ-USB01Printing Offset printing ... Celebration, meeting gift,business gift, fair gift, etc Advantage with groove design on the front side, easy to open the ...