The GEO held a thematic exhibition at the Civil Engineering and Development Building for the 70th anniversary of the Mines Division, introducing its work, the development of Hong Kong’s quarries, etc.
The GEO held a thematic exhibition at the Civil Engineering and Development Building for the 70th anniversary of the Mines Division, introducing its work, the development of Hong Kong’s quarries, etc.
The GEO held a thematic exhibition at the Civil Engineering and Development Building for the 70th anniversary of the Mines Division, introducing its work, the development of Hong Kong’s quarries, etc.
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