Another gap is the lack of laws banning false or misleading advertisements for financial services.
Some applicants had seen misleading advertisements from appliance companies implying that the program would provide air-conditioners at no cost.
As well as stricter regulation, she called on doctors to report any examples they see of misleading advertisements.
Hong Kong has no legislation exclusively intended at limiting false or misleading advertisements.
Last month Marsh was found guilty of running misleading advertisements on medical products under the Medicines Act.
He said the number of misleading advertisements in the study was "disturbingly high."
He can bring proceedings for a High Court injunction to stop the publication of a misleading advertisement.
The number of warning letters on misleading advertisements issued by the agency has steadily declined in recent years.
Whilst misleading advertisements are already banned, the burden of proof has so far been with the authorities.
The agreement on which we shall vote tomorrow may put an end to these and many other types of misleading advertisement.