The plight of the mother-son duo was further exacerbated when they realized that their cries for help went unheard in the basement.
The CCTV footage captured the lift's occupants propelling into the air, one even colliding with the ceiling in a gravity-defying spectacle.
The postwoman was last seen stepping into the lift on the ground floor of a nine-storey flat block.
It seems as if the elevator bounced a few times before crashing down in the pit. Apart from the noises, the camera inside also caught the lift shaking violently.
'Such a down-to-earth person. He graciously allowed us to click multiple photographs,' Hurun's Anas Rahman Junaid recollected.
The number of high-rises in Noida are increasing fast. Residents in these buildings depend on lifts. Since lift maintenance is expensive, some RWAs shift the AMC from the original equipment provider to local vendors. This, and the quality of maintenance, have the residents worried.
KONE would tap the "Watson IoT Cloud Platform" provided by IBM to connect and monitor and optimise management of escalators, doors in buildings located worldwide, the company said in a statement.