| 1980 |
Hong Shin (Huang Sheng) Foundry Industries Co., Ltd. founded. |
| 1982 |
Hong Shin Plant No.1 established and began operation. |
| 1985 |
Hong Shin Plant No. 2 established and began operation. |
| 1988 |
Taiwan Cheng Sheng Metal Co., Ltd. established. |
| 1989 |
Hong Shin Plant No. 3 established and began operation. Taiwan Cheng Sheng Plant No. 1 established. |
| 1990 |
Production commenced at Taiwan Cheng Sheng Plant No. 1. |
| 1993 |
Hong Shin Plant No. 4 and Taiwan Cheng Sheng Plant No. 2 established. |
| 1994 |
Production commenced at Taiwan Cheng Sheng Plant No. 2. |
| 1996 |
Taiwan Cheng Sheng Plant No. 3 established. |
| 1998 |
Production commenced at Taiwan Cheng Sheng Plant No. 3. |
| 1999 |
ISO-9002 International Quality Certification granted. |
| 2000 |
Complied with ISO-9000 International Quality Certification revisions. ISO-9001 International Quality Certification granted. |
| 2002 |
Taiwan Cheng Sheng Plant No. 4 construction started. |
| 2004 |
February - Taiwan Cheng Sheng Plant No. 4 operational. |