Ku sii qor faqradan - Lam waxay noqotay Xoghayaha Guud ee Maamulka ee maamulka Leung Chun-ying sanadkii 2012. Laga soo bilaabo 2013 ilaa 2015 Lam wuxuu madax ka ahaa Kooxda Shaqada ee Horumarinta Dastuurka ee loogu talagalay dib-u-habeynta doorashooyinka Hong Kong ee 2014 wuxuuna wadahadallo la yeeshay ardayda iyo hoggaamiyeyaasha mucaaradka intii ay socdeen mudaaharaadyadii baahay.
Waxaad In nidaamka xulashada Madaxa Fulinta ee 2017, Lam waxay heshay 777 cod oo ka timid 1,194-xubnood oo loo magacaabay Guddiga Doorashooyinka oo ah musharaxa ay door bidayso Beijing waxayna noqotay haweeneydii ugu horreysay ee Madaxa Fulinta ee Hong Kong.