Through constant research and study, the company has won four Utility Model Patent and produced twelve key products.
经过不断探索研究，公司荣获国家实用新型专利四项，重点新产品12项。
Through constant research and study, the company has won four Utility Model Patent and produced twelve key products.
经过不断探索研究，公司荣获国家实用新型专利四项，重点新产品12项。
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