Also celebrating the monument declaration today (September 18) were Pui Kiu College students who conducted a series of scientific tests on the water quality of the Tai Tam Group of Reservoirs to mark World Water Monitoring Day 2009.
Also celebrating the monument declaration today (September 18) were Pui Kiu College students who conducted a series of scientific tests on the water quality of the Tai Tam Group of Reservoirs to mark World Water Monitoring Day 2009
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