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Beijing Treeing Material Co. , Ltd. is one of the leading suppliers of precision polishing materials. Our manufacturing plants are located in Zhejiang and Hebei Provinces. Treeing has a scientific research team with rich experience. We are committed ourselves to ramping up R&D spending and promoting the transformation of scientific research achievements. There are six main product series: lapping film series, micro finishing film series, 3D lapping film series, polishing slurry and compound s