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2022-11-28
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2022-10-31 
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2022-10-27 
北京连山科技股份有限公司被国家工业和信息化部认定为第四批国家级专精特新“小巨人”企业，于近日被授牌。
2022-10-26 
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2022-10-19 
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2022-10-17
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