How is the 'twin city' lifestyle in China?

In Hebei Province, nearly 300,000 people make a long commute. It's happening around all the major cities, with office workers begrudgingly breaking "twin city" records for the longest commute time. As China undergoes rapid urbanization, excessive urban expansion brings with it problems such as overcrowding, housing shortages, environmental pollution and other "urban diseases," which inconvenience people's lives.