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Qingdao Wanbao Compressor Co. put into operation a technical upgrade for producing VK-series small high-efficiency variable-frequency refrigerator compressors in Qingdao West Coast New Area.
“青岛万宝压缩机有限公司VK系列小型高效变频冰箱压缩机产业化技改项目”news.cnr.cn
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