- Songhwa Engineering Co.,Ltd
- Hepa filter unit, Clean room, Air Handling Unit, Air Shower, Clean Bench, Clean Booth, Air Control Unit, Pass Box, Gel Filter Unit, Clean Locker,Clean Tunnel Module System,cleanroom.
- Address:3DA-201-2, SIHWA INDUSTRIAL COMPLEX# 1276-11 JEONGWANG-DONG
- Clean and Clean Co., Ltd.
- Safety Shoes, Safety Glove, Clean Room Glove, Clean Room Shoes, Cleanroom Garment, Cleanroom Filter, Consumer Air Purifier, Nonwoven Mask, Latex & Nirile Glove.
- Address:74-10 Younsungri, Samsungmyeon
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