New Ark Hotel construction timelapse: 15 storeys in 48 hours

This is our timelapse on another challenging construction: The Newark Hotel, on Changsha, China with a 48 hours deadline. for more information. Level 9 Earthquake Resistance: diagonal bracing structure, light weight, steel construction, passed level 9 earthquake resistance testing. 6x Less Material: even though the construction materials are much lighter(250kg, m2) than the traditional materials(over 1500kg, m2), the floors and walls are solid with sure footedness, airtight and soundp