• Hong Kong 1963

  EPSG:4738
  Area of use: China - Hong Kong - onshore and offshore.
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• Hong Kong Geodetic CS

  EPSG:8427
  Area of use: China - Hong Kong - onshore and offshore.
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• TWD67

  EPSG:3821
  Area of use: Taiwan, Republic of China - onshore - Taiwan Island, Penghu (Pescadores) Islands.
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• TWD97

  EPSG:3824
  Area of use: Taiwan, Republic of China - onshore and offshore - Taiwan Island, Penghu (Pescadores) Islands.
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• WGS 84 - WGS84 - World Geodetic System 1984, used in GPS

  EPSG:4326
  Area of use: World
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