We are a professional manufacturers of USB MP3 player, flash disk / pen drive and card reader in Shenzhen, china. There are all differents USB Flash disk, MP3 player, MP4 can card reader. --USB Flash disk / USB Stick with plastic housing--USB Flash disk / USB Stick with aluminium housing--USB Flash disk / USB Stick with (Iron) Stainless Steel Housing--Leather USB Flash Disk / USB Stick--USB PenOur characters: **professional manufacturer with competitive price**powerful OEM ability: Over 10 years OEM and custom-built experience**production capacity: 60, 000pcs / month for MP3 player and150, 000pcs / month for USB flash disk**factory size: 6000 square meters