On the transport side, Liao commissioned three new railways, initiated and completed the merger of the two railway companies in HK, and facilitated cross-boundary traffic by building the Lok Ma Chau railway and the Shenzhen Western Crossing where the first co-location of immigration facilities is implemented. She commissioned and implemented the public transportation fare adjustment scheme to help lift the objectivity and transparency of bus fare adjustments. The scheme, although heavily debated, allowed the public to have visibility to major transportation companies' fare policies in relations to micro and macro economic trends and indicators. She has consistently achieved high approval rates in public opinion polls.