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Established in Jul. 2008 and located in Fengjing Industrial Park of Xi'an Economic Development Zone, Xi'an Tongxin Semiconductor Accessory Material Co. Ltd. (In brief Xi'an Tongxin) as a subsidiary of Xi'an Longi Silicon Material Co.Ltd. occupies an area of 20000 square meters with an investment of 25milliosn Yuan. Xi'an Tongxin is a professional semiconductor Accessory material manufactu...