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| CHMER Brief Events: |
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| 1975 |
CHMER EDM company was founded (with Registered capital NT$200,000.-) to market the first "Transistor" EDM machine in Taiwan. |
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| 1976 |
The first hydraulic control EDM machine came out. |
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| 1977 |
EDM machine with the functions of free adjust-ment of pulse on & off was produced. |
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| 1979 |
Moving to the new factory for developing south-east-Asia market. |
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| 1980 |
Leading to export EDM machine made in Taiwan to Europe. |
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| 1981 |
Supplying the fist EDM with P.W.M. servo motor driver to the domestic market. |
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| 1982 |
Achieving two patents for the new square axes with national central standard bureau of the republic of China. |
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| 1983 |
The first EDM manufacturer obtaining “Golden dragon award”from the government. |
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| 1985 |
| April, the first multifunctional CNC EDM machine equipped with orbit-cut was produced. |
| In July, the first EDM machine with the finest and super finish device of
U-SPARK In Taiwan was produced. |
| In August, Sound Best Trading Co., Ltd. Established. |
| In September, Hung Yu Trading Co., Ltd. Established. |
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| 1986 |
| In February, Ching Yeng Machine & Electric Co., Ltd. Established. |
| In July, the first EDM machine without backlash on x & y axes was marketed. |
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| 1987 |
In April, the WIRE-CUT EDM machine was completed and obtained the excellent-product design award from CETRA of Taiwan, ROC |
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| 1988 |
| In August, small hole drilling EDM was completed. |
| In December, President Wang was honored with the model of business-founding youth for the 11th term. |
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| 1989 |
| In March, the giant bridge type of EDM was created. |
| In April, marketing new type of CNC EDM which interfale was available for modifying to sparking conditions during machining. |
| In Jun, Chiao Yeng Machine Co., Ltd Established. |
| In Jun, Hwang Long Machinery Industrial Co., Ltd Established. |
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| 1990 |
In October, obtaining the patent for structure
improvement of the giant bridge type of EDM (NEWMODEL NO.58428). |
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