China - time lapse building 15 storeys in 6 days in General News & Comments Posted December 1, 2015 · Report reply American negotiators may want to take note of this startling testimonial to the productivity of Chinese workers: A construction crew in the south-central Chinese city of Changsha has completed a 15-story hotel in just six days. Er, isn't Chinese productivity and GDP per capita significantly lower than American? If nothing else, this remarkable achievement will stoke further complaints from American economic pundits that China's economy is far more accomplished than ours in tending to such basics as construction. Did they make a profit? If not then their productivity was negative!