TECHNICAL INFORMATION
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Manufacturing Sites
SII pursues globally optimized manufacturing to strengthen cost competitiveness and ensure stable product supply.

Overseas Bases
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Dalian Seiko Instruments Inc.
- Automotive components
- Watch Parts
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Seiko Instruments Technology (Shanghai) Inc.
Dalian Seiko Instruments Inc.- Lithium Rechargeable Batteries
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Seiko Instruments (Thailand) Ltd.
- HDD motor components
- Miniature ball bearings
- Automotive Components
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Asian Electronic Technology Pte. Ltd.
- Crystal Resonators
Domestic bases
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Takatsuka Unit
- Inkjet Printheads
- Internal grinders
- High frequency spindles
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Sendai Unit
- Silver Oxide Batteries
- Lithium Rechargeable Batteries
- Superior performance Co-Ni Alloy Products
- Rare Earth Magnets
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SII Printek Inc.
- Inkjet Printheads
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SII Crystal Technology Inc.
- Crystal Resonators