NRK Auto Rice mill Limited is one of the modern and leading auto rice mills in Bangladesh. It is located in Manikganj and only one rice mill in Singair Upozila under Manikgong. It uses the latest technology to ensure the highest quality of products. All the machineries of this factory are from China and India. In this factory, rice is produced in fully automatic machines without any hand touch.

On June 20, 2020, the local parliament member Momotaz Begum , MP. inaugurated the factory. Misses Roji Kaisar is the chairman and Haji Md Kaisar Hamid is the Managing Director of the factory. In early 2000, Mr. Kaisar Hamid started his building construction firm name MRK Engineering Constructions Limited. By this time this firm successfully built some auto rice mill for their customer. Later, Mr. Kaisar Hamid plans to establish an auto rice mill of his own. He starts working to this factory since 2015.