Those Children are carrying sand from the bank of river Ravi at Lahore, Pakistan And they sell it to bricks factorise.
A majority of these brick kilns are located in rural areas, shielded from society’s eyes, far from the reach of laws and inspectors.
To make bricks, soil is mixed with water and kneaded into a dough which is then placed into brick-shaped moulds. After being dried in the open, they are baked in kilns where temperatures reach 1100C (2012 F).
About 3.3 million of Pakistani children are trapped in child labor.