Qianjiang Yongan Pharmaceutical announced that its holding subsidiary, Ling'an Technology, has received two utility model patent certificates issued by the National Intellectual Property Administration. The patent names are: A storage and homogenization device for high-performance polycarboxylic acid water-reducing agent; a compounding device for polycarboxylic acid water-reducing agent.
永安药业：控股子公司凌安科技取得两项实用新型专利证书
Qianjiang Yongan Pharmaceutical: its holding subsidiary Lingan Technology has obtained two utility model patents.
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