- Onehitech
- Address:# 304 Hyeongu Bldg. , 40-6 Munjeongdong, Songpa-Gu
- miraepnd co. ltd
- Address:
- Sundam & WON IL Co
- Address:B-217, Mabang-ro 10-gil 15, Seocho-gu,
- POLYTECH & NET CO LTD
- Address:912 Hansol Central Park2, Burim-Dong
- JAKO TECH Co., Ltd
- Address:2nd Floor, 135-28, Myeongmok-2dong,
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