Renovation Work Of Block No. A, B, C, D, E, F, G, H, I, J, K. L. M And N (14 Nos Block) At Shyamali Housing Estate, Salt Lake, Kolkata - 700 064 - For Thorough Outside Renovation Including Construction Of Plinth Protection And Painting Works Under Bidhannagar Division In The District Of North 24 Parganas.