It must be your working time. I am looking for USB Flash Drives, medium quality. Memory size - 1GB, 2GB, 4GB, 8GB,16GB Of Rohs certificate, all materials must be new Please send me your pricelist, minimum purchase, shipping information, payment information to andy.acecomputer at gmail dot com I donot want to negotiate, to save our time, please send me last price. Please help thank you.