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CONTACT：Lixia Chen
PHONE：0371-56052326
URL：songshangroup.com
E-MAIL：info@songshangroup.com
ADD：Sanlizhuang High&New Tec. Zone, Dengfeng, Henan452483, China
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| 1992 silicide controllable elements for electric Zhengzhou Municipal Science and Technology Progress Award. | |  | | 1992 silicide controllable elements for electric Zhengzhou Municipal Science and Technology Progress Award. |
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