Manufacture Supply 6 Inch Crystals High Quality Silicon Wafer. Customized Specifications: Material, specifications, and optical coating can be customized to meet exact customer needs. Multiple Diameter Options: Available in 150mm, 200mm, and 300mm diameters for various semiconductor applications. High Precision Tolerances: Strict control on thickness, TTV, BOW, and WARP to ensure high quality performance. OEM and ODM Services: Full OEM and ODM services available with customization from samples. Fast Delivery for Stock: Inventory items can be delivered within 5 working days. 100% Quality Inspection: All finished products undergo visual and function inspection before shipping. Global Shipping Support: Accepts DHL, FedEx, TNT, UPS, EMS, and SF for worldwide delivery.