| 1981.11. |
Established DONGHAE Industry Co. |
| 1987.02. |
Changed trade name into DONGHAE MACHINERY Co.,Ltd. |
| 1987.04. |
Produced LT 5000 Air Jack |
| 1988.10. |
Produced 5 ton Automobile Air Jack. |
| 1989.04. |
Obtained a Design Registration No.90888 |
| 1990.04. |
Obtained Design Registration No.102406,102407 and 102408 |
| 1991.08. |
Obtained Registration No.058302 |
| 1992.06. |
Applied for Invention Patent No.052410 |
| 1992.08. |
Obtained a Design Registration No.130817 |
| 1993.03. |
Produced multi purpose small crane |
| 1993.12. |
Won a prize from President for Proud Korean Image.
Established National Selling Agency Network.
Obtained a Design Registration No.146423 |
| 1994.06. |
Obtained Design Registration No.165424 and 165425.
Selected Object Company for export orientation small & medium sized enterpirse |
| 1994.09 |
Obtained Design Registration No.15519 and 155520 |
| 1995.04. |
Incorporated DONGHAE MACHINERY Co.,Ltd with the investment in kind and business transfer. |
| 1995.06. |
Obtained Design Registration No.165424 and 165425 |
| 1995.10. |
Selected as a promising small & medium sized enterprise by Korean First Bank. |
| 1995.12 |
Obtained Registration No.092816. |
| 1996.06 |
Applied for Invetion Patent No.100527. |
| 1996.07. |
Selected as Kukmin Superior Company by Kukmin Bank. |
| 1996.10. |
Applied for Inventin Patent No.105614. |
| 1997.06. |
Established DONGHAE AVIATION Co., Ltd. |
| 1997.07. |
Obtained a Design Registration No.202199. |
| 1997.09. |
Applied for Invention Patent No.122287. |
| 1997.11. |
Obtained a Similar Design registration No.202199
Obtained a Design Registration No.209955.
Obtained a Design Registration No.209956. |
| 1998.02. |
Obtained a Design Registrarion No.215986.
Registered a Trademark No.393975. |
| 1998.04. |
Obtained a Design Registation No.219796.
Obtained a Design Registration No.219797. |
| 1998.07. |
Won a Superior Enterpriser Prize from Provincial Governor. |
| 1998.08. |
Applied Invention Patent for DH SUPER 2000 Auger Crane. |
| 1998.10. |
Applide for Invention Patent No.168407.
Obtained Registration No.133316. |
| 1998.11. |
Obtained a Design Registration No.231855.
Obtained a Design Registration No.231856.
Obtained a Design registration No.231857.
Obtained a Design Registration No.231858. |
| 1998.12. |
Obtained a Design Registration No.234185. |
| 1999.01. |
Obtained Registration No.0142840. |
| 1999.02. |
Obtained a Design Registration No.0237017.
Obtained a Similar Design Registration No.0237017. |
| 1999.03. |
Exclusively Supplied DH SUPER 2000 Auger Crane to Korean Telecommunication Company. |
| 1999.06. |
Obtained Registration No.0157347.
Applied for Invention Patent No.0221544.
Built new Factory Equivalent of DONGHAE AVIATION Co., Ltd. |
| 1999.07. |
Selected as a Venture Company by Korean Small & Medium Business Administration. |
| 1999.11. |
Completed Service Center in Gee-hung.
Completed Service Center in Taegu city. |
| 1999.12. |
Selected as a leading Enterprise in Province. |
| 2000.06. |
Won the prize for enterprising man by Small & Medium Business Administon.
|
| 2000.07. |
Produced the multi-purposed crane, DH SUPER 3000 AUGER CRANE. (Delivered to korea telecom)
|
| 2000.07. |
Established DONGHAE MAHHINERY & AVIATION Co.,Ltd
by the merger of DONGHAE MACHINERY Co.,Ltd and DONGHAE AIVTION Co.,Ltd.
|
| 2000.10. |
Produced the high aerier work crane, DH WONDER 180.
|
| 2001.02. |
produced breaker crane.
|
| 2001.03. |
designated as one of the year 2001 export -oriented enterprises by Chungchhongnam-do Provinc.
|
| 2001.05. |
Selected as An export promising enterprise by Korea Export-center.
|