Dr Liu completed his BSc (Medical Science) degree in St Andrews University, Scotland in 1990 and subsequently completed his clinical studies with Manchester University in 1994. He spent a further three years in Redhill and East Surrey Hospital to train as a General Practitioner.

Dr Liu has always worked closely with the Chinese community from the beginning of his career, when he worked as the main GP in a practice within the Soho Centre. He also held a weekly Chinese speaking GP clinic in Southwark for the local community for 10 years.