Computer Sentry Co., Ltd. was established in 1998 by a group of experienced engineers to specialize in two fields of business; namely digital products, and computer hard disk recovery technology.

We are a professional manufacturer of digital products marketed under our Sentry brand, main products include USB flash disk. MP3 player.e-lock etc.

Meanwhile, our computer hard disk recovery cards are being sold under our Sentry brand.We monopoly 60% of total china market.we sell more than 50000 pcs cards a month.These recovery cards have already been introduced to consumers all over the world. making us one of the leading suppliers of these type of products in the international market.

we offer quality guaranteed products and unprecedented business opportunities