Company History
| 1974 | Company founded at Lung-Chiang Rd., Taipei. to produce Pressure Switch, which was used in motor of water tower. |
| 1975 | Developed type V Precision Switch |
| 1977 | Developed type Z General Purpose Basic Switch |
| 1978 | Developed type ZE General Purpose Enclosed Switch |
| 1980 | Established Ban-Chao plant, and developed type WL Small Two Circuit Limit Switch |
| 1982 | Developed type D Compact Enclosed Switch |
| 1983 | Obtained UL approval for type Z General Purpose Basic Switch |
| 1984 | Developed Toggle Switch |
| 1986 | Established Chung-Ho plant, and developed type AH Limit Switch |
| 1988 | Developed type SS Subminiature Basic Switch |
| 1990 | Established GuangZhou Highly Electric Co., Ltd, and developed Rocker Switch |
| 1992 | Developed Proximity Switch |
| 1994 | Developed Push Button Switch |
| 1996 | Developed Illuminated Switch |
| 1997 | Obtained DNV ISO9002 certificate for Taiwan plant |
| 1998 | Developed type EK Safety Door Switch |
| 1999 | Obtained TUV ISO9002 certificate for China plant |
| 2000 | Moved Taipei office to Chung-Ho City |
| 2002 | Developed type ED Safety Limit Switch |
| 2003 | Obtained ANYA ISO14001 certificate for China plant |
| 2004 | Obtained PB615 Illuminated Switch right angle terminal patent. |
| 2005 | Obtained CCC China certificate for all type. |