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Jiaozuo Commercial FineWin Co., Ltd is dedicated in research, production and sales of Semiconductor Wafers, Precision Optics, Acousto-optical & Piezoelectric&Laser Crystals. In 2009, The company was established, started with manufacturing of Sapphire Substrates. In 2013, Overseas sales company was founded in HongKong called Light Materials Co, Ltd, . Besides Sapphire products, other semiconductor materials and precision optics were brought into our catalogue: Silicon Wafers, GaN Templates, 2" ...
