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Before the smart boarding system was launched, China Southern Airlines had notified passengers to download the airlines' app and upload a head shot before going to the airport to check-in.

Beijing has said it was targeting zero growth of chemical fertiliser and pesticide by 2020. It has urged farmers to use less chemical fertiliser and turn to animal manure instead.

Before he retired, Li worked in a thermal power plant and had an unhealthy lifestyle. He suffered a stroke about 10 years ago. He took to cycling after he recovered and fell in love with the sport.

Behaviors of agents that violate the lawful rights and interests of parties to the housing lease contracts will be cracked down on, it said.

Before conducting a launch, commercial space companies must specify their orbital and frequency registration, safety measures and insurance policies and make sure such activity will not compromise national security and public interests.