1985
ESTABLISHED, LOCATED AT REN-WU DISTRICT , KAOHSIUNG.TAIWAN
1997
FORGING FACTORY, LOCATED AT DALIAO DISTRICT , KAOHSIUNG.TAIWAN
2000
EXPANDING REN-WU FACTORY. KAOHSIUNG. TAIWAN
2004
2ND REN-WU FACTORY EXTENDED. KAOHSIUNG. TAIWAN
2004
ESTABLISHED TAIZHOU FACTORY. TAIZHOU. CHINA
2007
ESTABLISHED TAIZHOU FLANGE FACTORY. TAIZHOU. CHINA
2009
3RD REN-WU FACTORY EXTENDED. KAOHSIUNG. TAIWAN