Dear Sir/Madam
Lydia here from Dazhi communication co.,Ltd,which is a big and famous company specialized in mobilephone (OEM manufacturing + self-owned brand + design house), and also mp3/mp4 players.Our factory has passed ISO9001-2000,around 500 employers at factory for manufacturing and over 200 people in China shenzhen design house.
All mp3/mp4 are approval of CE/FCC/ROHS,some are private models,you can't get them from other suppliers.As for cellphone,we have a GSM quad band TV mobile phone for promiton.If you have an interest,pls let me know!
Best regards
Lydia