- Poongsan Corporation
- Precision dies and tools,Leadframe,LEADFRAME ALLOYS,Titanium Tubes,TIN PLATED STRIPS,Stainless Steel Strips,Coin Blanks,WATER TUBE,SHEETS $ STRIPS.
- Address:12FL, GKDONG B/D, 60-1, CHUNGMYURO3GA, JUNG-GU
- ENK.co.kr.
- CNG cylinder, GAS cylinder, steel cylinder, Industrial gas cylinder, cylinder, Tube trailer, Fire extinguishing system, CO2 system.
- Address:1172 Jisa-dong Gangseo-gu
- woosung high tech
- hosefitting,tube,cyclinder,valve,stainless,Duralumin,steel,Monel400.
- Address:368-4 sanmakdong