- A-Sung Techno. Co. Ltd.
- Piezoelectric Sound Components,Resonators,Noise Suppression Products / EMI Filters,Coil (Inductors) / Delay Lines,Thermistors / Resistors,Capacitor.
- Address:999-3,Daechi-dong ,Gangnam-gu
- Woosung Electronics
- SMD TCVCXO(SCDL Series) ,Surface Acoustic Wave Resonators.
- Address:OKYOUNG B/D,Gaebong-dong ,Guro-gu
- Unitel Electronics Co., Ltd.
- Multilayer Ceramic Leaded Capacitors,LDO,Dip Type Tantalum Capacitors,1005 Size Ceramic Chip Capacitors,Resonators.
- Address:296-172,Sinjeong-dong ,Yangcheon-gu
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