Not too sure what this compound and couple of buildings were used for. They sit next to the seaside near the pier by the former Police Station in Tai O, Lantau Island. I think they may be something to do with water supply. The building has been abandoned for some time - this time around I thought I'd give it a bit of a closer look. Again - nothing special architecturally - just fascinating how nature has tried to claw it back.
Can't quite make out what this sign said: