text: When you apply for a job as a skyscraper window cleaner, a head for heights is essential. But you probably don't anticipate being repeatedly slammed into the side of the building as your platform is thrown around like a toy in the wind. Such was the fate of two window cleaners working at a skyscraper in Shanghai recently, People’s Daily Online reported, with their ordeal filmed from inside the building by an onlooker. The incident occurred at the 91st floor of the 101-storey Shanghai World Financial Centre, the city’s second-tallest building at 492 metres (1,614ft). The one-minute video shows the platform swing violently in wind with the Lujiazui Financial District hundreds of metres below. The platform can be heard striking the windows of the building repeatedly, and at least two panes of glass cracked due to the force of the impact with shards falling on to the street below. Terrifying: Two window cleaners had a ride of their life after their platform was blown around by high winds . Astonishingly, the two workers who were stuck in the platform only suffered minor injuries. Authorities said they were investigating the incident. Mile-high: The incident took place near the 91st of the 101-floor Shanghai International Financial Centre . Helpless: The platform swung around violent. Luckily, the workers only suffered from minor injuries .
target: Terrifying footage was filmed from 91st floor of a Shanghai skyscraper .
  Repeated heavy bangs can be heard and cracked two panes of glass .
  Cleaners trapped in the platform suffered minor injuries in the incident .