In China, they open an extra lane when traffic is heavy. <nis:link nis:type=tag nis:id=indiapoliticsnews nis:value=indiapoliticsnews nis:enabled=true nis:link/> <nis:link nis:type=tag nis:id=china nis:value=china nis:enabled=true nis:link/> <nis:link nis:type=tag nis:id=development nis:value=development nis:enabled=true nis:link/>