For example, dumpling wrappers are made with a rolling stick in Beijing and Hebei province, while in some parts of Inner Mongolia, wrappers are hand pressed.

This year Hebei Province will speed up the building of an express line between Xiongan and Beijing Daxing International Airport.

More than 200 police from Inner Mongolia, Hebei and Beijing worked around the clock to break up the jam, state-run China Radio International reported.