¡¡¡¡Beijing JiYa Semiconductor Material Co. Ltd. (hereinafter as Beijing JiYa) was established in December 1999, and registered in Beijing Chang Ping District Zhong Guan Village High Technology Zone. Beijing Jiya is a Joint Venture Company formed by American Xtal Technology, Inc. of U.S.A., Harmony Overseas Ltd. of Consco Group and Faithful Properties Co., L......