Thanks for your inquiry for the usb flash drives and memory cards.
I'm Tina from Hongkong zhushan Electronic Co., Ltd. We are the OEM factory who makes the USB Flash Drive and Memory Cards for 10 years in shenzhen.  If possible, please login our website www.upc-zhushan.com to choose the model first, and kindly let me know the following informations:
1) Product you wanted ( please check on the website www.upc-zhushan.com )
2) Capacity (32MB-128GB)
3) Quantity per item
4) Package request
5)Logo printing details
6)Pre-load files or not.
7)Customized Mould or exsiting Mould.
Then I will quote you a best price according to those informations. Thanks in advance.