Shenzhen Tianjiao Digital Science & Technology Co., Ltd.

Established in 2002, Shenzhen Tianjiao Digital Science & Technology Co., Ltd. is professionally engaged in the design and manufacturing of digital audio and video products, including various kinds of MP4 and MP3 players, USB flash drives and HDD players.

Successfully promoted our own brand "Topjoy" at the beginning of 2003, we have obtained outstanding fame at home and abroad. All of our products are lead-free, which do no harm to the environment. Having 300 staff in the assembly line, our factory is able to manufacture 100,000 pieces of MP3 everyday, with precision tools and testing facilities.

Our 25 R&D engineers are committed to designing new models with advanced technology, and 4-5 new models will be promoted in a month. Our products enjoy a good reputation of innovative designs, prompt delivery, and 24-hour after sales services, in both overseas and domestic markets.

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