- Happy Messenger Co
- Address:pearlstone, chongro jewelry town, 1F, 33, chongro 3ga, chongro-gu
- Eurocrystal
- Address:hanju 901 jungri
- Yogeopartners
- Address:
- Whashin Korea Vision Co., Ltd..
- Address:Daeil B / D 4F, # 294-1, Samseongdong,
- JIN SEONG SYSTIME
- Address:5-1
- echozhang
- Address:Metropolitan City, bulao hole
- JR emeralds
- Address:Woosung, Seoul
- H2C DESIGN LTD.
- Address:
- Bellalisa Trading Co.,
- Address: