Hong Kong has been fighting against disability discrimination at workplace through legislative，administrative and judicial measures. In Hong Kong，international conventions，basic laws and specific codes constitute a legal system which defines legal conceptions，standards，liabilities and procedurals regarding disability discrimination at workplace. Public organizations and governmental departments in Hong Kong function in different ways to protect and promote the right to equal employment of persons with disabilities according to the law. The judicial system of Hong Kong recognizes the right to litigation against disability discrimination at workplace and provides guidance for legal practice through judicial precedents. It also provides the persons with disabilities with legal aid services to enhance their capacity to use the judicial system and hence to ensure their access to justice. The combination of legislative，administrative，and judicial measures is good practice of Hong Kong authority to eliminate disability discrimination at workplace.