He is also as a member of the Legislative Council, representing the Hong Kong Island East constituency.

[citation needed] He is a member of the Hong Kong Clerical and Professional Employees General Union and its president.

[1] Ng was also one of initiators of the Alliance for Peace and Democracy, a counter political alliance orchestrated by Beijing against the Occupy Central with Love and Peace launched by the pan-democrats to pressure Beijing to implement genuine democracy.

Ng's remarks drew criticism from the pro-democrats, as well as Chief Executive Carrie Lam which said his comments as "unacceptable".

[8] In March 2021, Apple Daily reported that Ng had criticized RTHK, stating that it was skewed and unprofessional.