ZHENLIN MAGNETS TECHNOLOGY CO.,LTD specialised in the manufacture of micro magnet, SmCo, synthetic Corundum(ruby, sapphire), SmCo magnet, synthetic ruby, whit sapphire, ruby ring, sapphire ring, ring magnet, rotor magnet, ferrite, samarium cobalt, tiny magnets, Rare earth Magnet for different applications.Built in 1998, is a professional high-technique enterprise, who got ten years experience in manufacturing synthetic ruby for the watch industry.., based on the exactly processing of extra hard materials, now is capable of guaranteeing a continuity which benefits the quality of the products offered to our clients. specializing in incising, grinding and drilling micro hole process with all kinds of magnetic materials, precious stone, crystal, ceramic and other metal and nonmetal materials. After so many years of exploring and studying, we have achieved great development in our field. Our products, especially our deep-hole thin magnetic ring are widely used in watch, clock, micro-motor, meters, optical communication and other field. Also we can make new design according your drawing and your request. We will satisfy you with our best technique, our high quality and our best quality.