Yang's remarkable journey in the realm of Chinese-language theatre has unfolded over the course of an astonishing five decades, with roots dating back to the 1960s. Throughout this extensive period of artistic endeavour, he has had the privilege of working alongside numerous celebrated directors and playwrights, among whom the late Kuo Pao Kun stands out as a towering figure in Singaporean theatre, renowned for his profound impact on the local arts scene.
Yang's extensive and distinguished body of work has garnered him notable recognition and accolades within the industry, a testament to his remarkable talent and dedication. In the year 2016, Yang's exceptional acting skills earned him a Best Actor nomination at the highly respected and prestigious M1-The Straits Times Life Theatre Awards, a recognition that further solidified his position as a prominent figure in the world of theatre. The play that earned him this nomination was "The Struggle: Years Later", a production that showcased his remarkable range and versatility as an actor, and was expertly staged by The Theatre Practice, a renowned institution in the world of theatre.