ABOUT YYS
SUSTAINABILITY
INVESTORS
YYS History
ABOUT YYS
SUSTAINABILITY
INVESTORS
YYS History
START
future
- 1996JAN.
- YYS was Established on January 29, 1996 with Capital of $80.08 Million NT Dollars.
- 1997OCT.
- Construction of the Plant I was completed in Yong An Industrial Park.
- 1998JUL.
- Construction of the Plant II was completed.
- 2000DEC.
- Certified by ISO-9002:1994 and ISO-14001:1996.
- 2003DEC.
- Certified by ISO-9001:2000 and ISO-14001:1996.
- 2006JUL.
- Public Listed on OTC, Capital increased to NTD 564 million.
- 2009MAY.
- Certified by TUV ISO 9001:2015 and PED/AD2000-W0/W2/W10 EU PED 97/23/EC.
- 2010JAN.
- Certified by Det Norske Veritas (DNV) NV304L/NV316L Metallic materials of ship.
- 2011AUG.
- Capital increased to NTD 902.2026 million.
- 2018APR
- Certified by TUV ISO 9001:2015 and PED/AD2000-W0/W2/W10 EU PED 2014/68/EU Annex I, 4.3.
- 2018DEC.
- Certified by SGS ISO-14001:2015.
- 2020DEC.
- Heat Solid Solution Furnace No. A was upgraded to Regenerative combustion system which effectively decreases 40% nature gas consumption and reduce CO2 emission.
- 2021APR.
- The subsidiary Yeou Yih International (YYI) in collaboration with Yeou Yih Steel (YYS) Manufacturing Factory, certified by JQA JIS MARK for hot-rolled stainless steel plates under JIS G4304 standard.
- 2022DEC.
- Enhancing the Homogenization Capability of Stainless Steel Thick Plates through the Completion of the Ministry of Economic Affairs' Technology Research and Development Project.