Epistone Comp-Semi Materials Co, Ltd. Designs, develops, manufactures and distributes high-performance compound semi-conductor singl crystal substrates. We are the leading supplier of Epi-Ready Sapphire wafer, GaAs wafer, InP wafer, and Ge wafer. We also reclaim sapphire and GaAs wafers.

With the economy globalization, quality and price of the products play a very important role during the competitions between the competitors. We are here to help you achieve your goal. We use the latest technology to manufacture high quality products with competitive price. With our company quickly expanding, our customers have been speed all over the world. We constantly looking for better ways to serve our customers, and our technical support and sales departments are able to speak in Several Languages. OEM Service:
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