Law of the People's Republic of China on the Protection of Disabled Persons 

Chapter 7 Environment

Article 45 [Responsibilities]
The state and society shall step by step create a sound environment to improve the conditions for disabled persons to participate in social life.

Article 46 [Barrier-free Facilities]
The state and society shall gradually regularize the Design Code for the Accessibility of Disabled Persons to Urban Roads and Buildings and adopt barrierfree measures.

Article 47 [Mutual Understanding and Assistance] 
The state and society shall promote mutual understanding and exchanges between disabled persons and their fellow-citizens, publicize undertakings for disabled persons and deeds of assisting disabled persons, promulgate the unyielding spirit of disabled persons and foster a social environment of unity, fraternity and mutual assistance.

Article 48 [National Day of Assisting Disabled Persons]
The third Sunday of May each year is the National Day of Assisting Disabled Persons.