china scientific instruments and materials i/e corporation came into design, sales and services for saw elements field in 2000 year for the close relationship between piezo crystals and saw elements. to make better in our production and sales services for saw and future semiconductor activities. we established hangzhou freq-control electronic technology ltd (iso9000 certificated). it separated saw and semiconductor team from china scientific instruments and materials corporation, whereas orginal piezo parts were remained as the main products in our original corporation. we will build up semiconductor silicon wafer factory called advansil semiconductor ltd corporation with people who own the same willing, mainly producing and selling 3"~6" polishing wafers during 2004~2005 year. let us join together, marketing and contributing to the electronic world.

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