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- Deep-hole thin wall ring SmCo magnet
- Rotor magnet for quartz watch stepping motor
- Rotor magnet for quartz watch or electric meter counter stepping motor
- All block, ring and cylinder made of super-hard materials
- Agate products, industrial ceramics, magnetic materials
- Precision machining, watches ' parts
- Special-shaped artificial-corundum products
- watches'gem-bearings
- Mirco-hole thin wall ring magnet
- Jewel bearings
- Industrial jewels for nozzle orifice
- Gem Stone Operation Blade
- Fiber Optic Connector
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