- Riverside electronic co.,ltd
- Address:295-5 wonhyodog yongsangu
- Samjin Tech Co., Ltd.
- Address:980-3,Yeongtong-dong ,Yeongtong-gu, Suwon-si
- Sungwoo Engineering Co.
- Address:No.628 THE O'VALLET,555-9 HOGYE-DONG,ANYANG-CITY
- MOOHAN TECH CO,LTD
- Address:Suit# 606, 447-Songnae Leaders tel, Sang Dong, Wonmi Gu
- SK HITECH CO.,LTD
- Address:# 602, Cheonkang Factory Apartments, 402-3, Sindorim-dong, Guro-gu, Seoul, 152-887, Korea
- Sun Korea Corporation
- Address:Hwayang-dong
- Kodo Technical Research Co.,Ltd
- Address:10-1, Yu-Ri, Bongdam
- World Cruiser Co.,ltd.
- Address:45-1,3-ga, Dongkwang-dong, Jung-gu
- Seondo Electric Co., Ltd.
- Address:734,Wonsi-dong ,Danwon-gu, Ansan-si
- JiHo International Co.,Ltd
- Address:5-102,Sinsa-2Dong
- Korea Carbon Black Co.,Ltd
- Address:350,Wollae-dong ,Yeosu-si
- Istan Corporation
- Address:1101Estima, 1031Jungdong Wonmiku
- korea m.i.c
- Address:Gumchun-Gu, Gasan-Dong, 481-10 Bucksan1002
- Ilsung Ultrasonic Industrial Co., Ltd.
- Address:1381,Juan-dong ,Nam-gu
- NAM-KWANG ENGINEERING CO.,LTD
- Address:3ba-714, Sihwa Indutrial Complex
- SAMMi METAL PRODUCTS CO.,LTD.
- Address:55 Seongsan-dong
- ktcc
- Address:22-1,PUKWANG B/D, KUKI-DONG,CHONGRO
- CSC Mechatronics Co., Ltd
- Address:52-9, Sosabon2dong, Sosagu, Bucheon,
- CLESON Co., Ltd.
- Address:223-267
- SAMSUNG WELLBIS CO LTD
- Address:Fl# 3 223-627 Suknam-dong,