Prime Minister Narendra Modi unveiled development projects worth Rs 21,400 crore in Bihar's Aurangabad district. CM Nitish Kumar, Governor Rajendra V Arlekar, Deputy CMs Samat Chaudhary and Vijay Kumar Sinha, and Union ministers were present. Projects include national highways, a bridge over Ganga, railway projects, sewerage treatment plants, Unity Mall in Patna, and boost to 'One District, One Product' project.