Tianjiao Digital factory have four advanced SMT assembly lines of KOREA SAMSUNG ,and the lead-free products arts and crafts to satisfied the environment require . With 300 staffs in assembly line,The factory could manufacture 100K MP3 once a day , with precision tool and testing facilities to equip the BGA UBGA IC and IC between 0.1mm.All of our products conform FCC and CE standards.Established in 2002 , Tianjiao Digital professionally manufactures electronic digital products,The beginning of 2003,we have promote our own brand Topjoyof Mp3/4 player and Flash disk,and have outstanding performance in inland and abroad.We will continue to promote our own patent product to enrich the brand deep meaning. Now we area OEM provider of international well-known brands, such as Samsung, Logitech, Dell and branded Ericsson.With professional technical knowledge, Tianjiao Digital strong R&D team always design advanced products to meet the current market needs. In order to succeed in the rapidly changing electronics market, we had invested 7% total sales revenue to our R&D team for the new products design and development. Our experienced and well mannered Marketing and Technical team is committed to 24 hours service for your product design&Development or after sale servie and welcome to call us at any time.Quality product and excellent service are all of the unremitting efforts. Our products have achieved ISO 9002 certificate.Tianjiao Digital Quality Group member with 100% totally checking under the strict control to meet a 'zero defects' rate for qualified products. Tianjiao Digital will surely create the resplendence once again. We have established long term cooperation with shenzhen digital, and become agent for Iriver and Creative Corp. Steady and speedy development is always doctrine of Tianjiao Digital, We can provide a better and competitive OEM/ODM services to our valuable customers