Potech Electronics Co., LTD is a private enterprise integrating with research & production and marketing Hi-Tech products, which is located in Shenzhen.We are professional manufacturer of PMP HDD Player, Digital Multimedia Advert Player etc AV decoder products.We introduce diversified application solutions and provide relevant technology service according to different customer and market.Fast technology support and flexible business service enable us to create win-win situation for all parties.We bring consumer a bran-new concept of AV entertainment.