Shenzhen TianYun Technology CO., Limited. Established in 2009, Shenzhen Tianyun Technology Co., Limited is specialized in manufacturing mp3, mp4 , mp5 player, USB flash driver, etc , We have a strong R&D team and 3 engineers along with more than 20 staff engaged in designing, manufacturing and distribution of qualified goods and have enjoyed an excellent reputation through nearly 3 years&＃039; business experience. Our products have proved highly successfully wherever they have been introduced because of our OEM service, competitve price and short delivery time, now our products are exported to customers throughout the world including Europe, the USA, Brazil and Australia. Our R&D department is constantly researching and developing new and state of the art products to cater for the ever-changing market needs, Meanwhile, We perform strict QC measures according to our customers&＃039;standards. Our QC system includes QC, IQC, IPQC, QE and QA, All our products undergo several stages of strict quality control and are 100% inspected, Every effort we make is in order to ensure that our customers receive perfect products. TianYun is not only committed to superior product quality but also to excellent customer service."let customers satisfied" are our constant aim, In every delivery we will be honest truthful and Strive to serve you to your interest. You can be assured that doing business with TianYun will exceed your expectations.Look forward to sharing this philosophy with you in our business relationship. We will enjoy to grow constantly together with you