Impatience? Hatred? Agony? Neglect? What do you think people on one of the busiest and widest highways in China felt when they got stuck in endless traffic jam? So if you complain about traffic jams in your city, just look at this footage and think again. This is what happens when people come back from vacation in China and try to get into Beijing. The carmageddon took place on the 2,273-kilometer Beijing-Hong Kong-Macau Expressway that links the cities of Beijing and Shenzhen in the Guangdong province, at the border with Hong Kong.