Mary Kwan moved into Tai Hang Sai Estate soon after it was completed in 1965. Almost 60 years later, the 80 year-old is preparing to quit her eighth-floor flat for a transitional housing project in Tai Po. Tai Hang Sai Estate, Hong Kong’s only privately-owned low-rental housing estate, is set to be demolished and redeveloped, which is why Kwan – and many of her former neighbours – must vacate their homes. Because the deadline to move out was initially set for mid-March, Kwan has already packed most of her bags, which were stacked next to her sofa when HKFP spoke to her on Tuesday. Built in 196…