Source: www.lizafans.com

Dr. Liza Wang, along with two other politicians are currently involved in promoting the use of English as a conversational medium in Hong Kong, a move led by the Hong Kong government. Together, they would be releasing a promotional advertisement and also a few posters to encourage the HK public to increase the use of the English language.
In the promotional clip, Liza Wang stated that, "English is great as a conversational medium, and would further boost the confidence of overseas customers."