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Our R&D team closely follows up with semiconductor development and regeneration, makes continuous effort on specialty gases development and application in new field.
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R-1203，Hui Yuan Complex，No.8，Bei Chen Dong Lu，An Ding Men Wai，Beijing，100101，P.P. China
LINGGAS, LTD. 2002-2017 Beijing ICP, number 12048506
86-10-51668817
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