Monocrystal is one of the leading global suppliers of sapphire products, metallization pastes and other advanced electronic materials for semiconductor, optical, and solar industries. Monocrystal product portfolio includes large diameter sapphire substrates for LED and RFIC applications and lead-free screen printing pastes for silicon wafer-based solar cells. The company exports 90 percent of its products to more than 20 countries around the globe. Main products:- Sapphire wafers for LEDs up to 8"- Sapphire wafers for RF I遼� up to 8"- Sapphire ingots- Sapphire optical parts- SOS wafers up to 6"- Sapphire watch glass blanks - Thick film pastes for solar cell metallizatio