| 1975 |
1. Successfully developed hydraulic servo EDM.
2. Successfully developed the power of discharging machining of transistor control circuit. |
| 1986 |
1. Successfully developed DC servo system --complex system, to avoid hydraulic servo maintenance.
2. Successfully developed high-speed MOSFET generator system, lowering electrode wear rate to a large extent and increasing machining speed. |
| 1990 |
Initiation of large scale CNC EDM research and development. |
| 1993 |
1. Formal presentation of full range function and high performance CNC EDM M Series in international Taipei Machine Tool Show. This series is the consequence of completely independent research and development and successfully independent technology integration. The high performance of "3 axes synchronous discharging technology " has been hold in high estimation by precision machine users in JAPAN and SWITLERLAND.
2. CNC EDM M Series awarded the Session 4 Golden Dragon Prize for High Quality Domestic Machine. |
| 1994 |
1. ZNC EDM Y Series officially entered the market.
2. ZNC EDM Y Series awarded the 1994 ROC Symbol of Excellence. |
| 1995 |
CNC EDM M Series officially entered the market with a large quantity. |
| 1997 |
1. ZNC/CNC EDMs pass CE Certification.
2. ZNC/CNC successfully applied Fuzzy ACO with control of electrical discharge. |
| 2000 |
Obtained ISO 9002 Certification. |
| 2003 |
1. Successfully developed CNC EDM High Quality Super Polishing Series and officially entered the market.
2. Officially invest research and development plan of Wire cut EDM(Controller, discharging module, machine tool).
3. Passed SBIR plan of Ministry of Economic Affairs, and implement development case of EDM Z axis Linear Motor. |
| 2005 |
Completed SBIR plan, and successfully developed EDM prototype combined with Z axis Linear Motor. |
| 2006 |
Obtained ISO 9001 Certification. |
| 2007 |
1. Successfully developed the first Wire cut EDM manufactured by Yihawjet.
2. New factory in Tainan Technology Industrial Park officially operated, and our maximum annual capacity could achieved 650 sets of CNC EDM. |
| 2009 |
Yihawjet Wire cut EDM officially entered the market. |
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