- 2018 The revamping of automatic counters and small packaging equipment
- 2012 The revamping of steel processing and cutting equipment
- 2009 Steel rolling automation equipment transformation and digital upgrade
- 2008 capitalization NTD 1,503,760,000
- 2007 capitalization NTD 1,307,560,000
- 1995 Merger Hantai Agriculture and Fisheries Co., Ltd.. Increased total capital to NTD 443,930,000
- 1994 Received permission from the Securities & Exchange Commission to list company stock publicly; increased total capital to NTD 413,930,000.
- 1992 Increased total capital to NTD 198 million; completed construction of Roll Mill #3 factory.
- 1984 Completed construction of Roll Mill #2 factory
- 1979 Increased total capital to NTD 50 million; relocated factory to the LIN HAI IND. DIST.; completed construction of Roll Mill #1 factory.
- 1960 Founded company with total capital of NTD 3 million