Yhmco DAJAAbout Us
Date Event
1943.03
Tachia ironworks Established by Qing-Nian Huang.
1969.07
Renamed and registered as Tachia Yung Ho Machine Industry Limited Company.
1977.08
Tachia Yung Ho Machine Industry Co., Ltd. was renamed and registered with capital amounted to NTD 10,000,000. It was engaged in manufacturing agricultural machines, food machines and chemical machines.
1981
Invested in Chemical Butt-Welding Pipe Fittings Production Line.
1982.08
Increased capital to NTD 18,000,000.
1990.09
Increased capital to NTD 32,000,000.
1991.12
Increased capital to NTD 76,000,000.
1992.06
Factory 2 completed.
1994.01
Certified to ISO 9002.
1998.02
Increased capital to NTD 185,700,000.
1998.07
Certified to ISO 14001.
1998.07
Increased capital to NTD 300,000,000.
1999.08
Increased capital to NTD 345,000,000.
2000.12
Cooperate with Industrial Technology Research Institute to develop electro polishing technology.
2002.09
Invested in UHP Components Production Line (Factory 4 completed).
2003.07
Increased capital to NTD 379,520,000.
2004.03
Certified to Chimei, CPT, AUO, HannStar and Powerchip.
2005.11
Increased capital to NTD 383,040,000.
2005.12
Established double OBM strategy – selling with "yhmco" in Butt-Welding Pipe Fittings Department, and with "DAJA" in UHP Components Department. Besides, invested in the development of high pressure connector with "lok-DJ".
2007.08
Increased capital in Tachia Yung Ho Machine Industry Co., Ltd. to NTD 424,250,000 and trade in OTC.
2007.12
Certified to JIS MARK (JQA JIS B2312) (JQA JIS B2313).
2008.09
New ERP system online.
2009.01
Factory 8 completed.
2009.09
Certified to ISO 9001:2008.
2010.03
Industrial-academic Cooperation project “A development of Surface hardening technique by Super carburizing on Austenitic Stainless steels” is approved by National Science Council.
2011.07
Industrial-academic Cooperation project “The development of carbon penetration for stainless steel with high erosion and corrosion resistance used for semiductor industry” is approved by National Science Council.
2012.07
Establish Daikawakenn Technology Co., Ltd. with NTD 20,000,000.
2012.12
Establish Rotina DAJA Tiger-Vac Taiwan Co., Ltd. with NTD 9,600,000.
2013.05
Employee stock option certificates is applied for approval by Securities and Future Bureau.
2013.11
Update JIS B 2312 and JIS B 2313 certificate. (Expiry Date: 2016/12/27)
2013.11
JIS B 2309 Certificate Approved (Expiry Date: 2016/11/14)
2014.10
1.Welders get ASME Section IX Certification
2.Acquire China Type Test Certification (Pressure Piping Components)