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山东省碳足迹评价报告（伟辰）

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莱州伟辰汽车配件有限公司碳核查报告2023年度

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2023社会责任报告

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In 2014, Weichen passed through the Germany testing agency’s ECE R90 on-site audit. Now, over 1600 European market references have passed ECE R90 test and got the certification