The minister of state for health had lunch with them after the film.
She exhorted the workers to not just clean their areas, but also make people aware about cleanliness.
"People must be convinced that keeping their surroundings clean will not only make it beautiful, but also keep them free from health hazards," Anupriya said.
"In order to fulfill the dream of Prime Minister Narendra Modi it must be taken as a Sankalp (pledge) on Sankalp Diwas," she added.
The Union minister watched the film with nearly 400 sweepers, Apna Dal (Sonelal) spokesperson Arvind Sharma said.
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