- Yulimhitech Co., Ltd.
- Address:1130-24,Guro 3-dong ,Guro-gu
- Prime Tec Corporation
- Address:586, Doyangdong, Gyeyanggu, Incheon, South Korea
- Sun Kwang Electronic Co.
- Address:Rm3,Nonhyeon-dong ,Namdong-gu
- Sampyo E&C Ltd
- Address:80,Susong-dong ,Jongno-gu
- DaiZin Hi-tech Co., Ltd.
- Address:3f Daehan B / D 40-132, Hangangro 3 Ga, Youngsan-Gu, Seoul, Korea
- Arim Applied Materials
- Address:1258, Kurobon-Dong, Kuro-Ku
- ACOH.Co., LTD.
- Address:920, Gosaek-Dong, Gwonseon-Gu
- Forall
- Address:Pyeongchon-dong,Pyeongchon-dong ,Daedeok-gu
- Garam Electronics Corp
- Address:723,Singil 7-dong ,Yeongdeungpo-gu
- Deung Ju Instrument Co.,Ltd.
- Address:706-2,Haengsin-dong ,Deokyang-gu, Goyang-si
- Ilsan Suntek Corp
- Address:357,Dangjeong-dong ,Gunpo-si
- SILICON II INC
- Address:# 907, Phase S, H-SQUARE, 680 Sampyeong-dong
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