| December 1978 |
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A National Research Project of A Full Digital Automatic Mapping System proposed by Academician of the Academy of Sciences of China, Professor ZhiZhuo Wang |
December 1985
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SoDAMS 1.0 based on NOVA 3/12 |
June 1992
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SoDAMS 1.1 migrated to SGI Workstation |
September 1994
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VirtuoZo 1.0 for Unix based on SGI Workstation |
July 1996
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VirtuoZo 2.0 fot Unix released |
April 1998
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VirtuoZo NT based on PC released by Supresoft |
January 1999
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VirtuoZo NT 3.0 released |
October 1999
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VirtuoZo NT 3.1 released |
August 2000
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VirtuoZo NT 3.2 released |
January 2002
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VirtuoZo 3.2.4 released |
March 2002
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VirtuoZo 3.2.5 released |
June 2003
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VirtuoZo 3.5 released |
November 2003 |
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VirtuoZo 3.5 Plus released |
June 2004 |
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VirtuoZo 3.6 released |