But it looks like the government is leaning towards the cheapest option, which is to move the wells to another place.
Medieval well may be moved from To Kwa Wan station construction site
South China Morning Post, 23 November 2014
Saving ancient wells: money down the drain? [Link no longer active]
The Standard, 21 November 2014
MTR redesign in HK$4.1 billion plan to display relics at rail link
South China Morning Post, 21 November 2014