- NAM-KWANG ENGINEERING CO.,LTD
- Damper,Butterfly Damper,Louver Damper,Poppet Damper,Diverter Damper.
- Address:3ba-714, Sihwa Indutrial Complex
- Hyoshin Mechatronics Co.,Ltd
- 2Port Nomal Closed Type(HDW2123, 2123M, 2124, 2124M),Poppet Type Directional Valves ,5Port (HS 5120, 5130),2Port Normal Closed Type (HPW 2170, 2180, 2190),Thermostat For Refrigerator ,2Port Normal Closed Type (HDW2120,HDW2121),5Port Solenoid Valve (HSN 51.
- Address:305, Y-Zenith Park, 95-2, Dodang-dong ,Wonmi-gu, Bucheon-si
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