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Commuters wearing masks in precaution of the coronavirus outbreak are pictured in a train during their morning commute in Singapore, Feb 18, 2020. [Photo/Agencies]

Concerns about privacy on Facebook have grown since the social network's admission in March that the data of millions of users was wrongly harvested by political consultancy Cambridge Analytica.

Compared with ferries, he reckoned bus going across the bridge is more convenient with better facilities.

Concrete measures in the plan include doubling the length of bicycle lanes from the current 700 kilometers to 1,000 km and creating 10,000 new parking places for bikes by 2020.

Collaboration to improve civil aviation between China and the European Union is advancing along with the growth of air travel, which reached some 8 million passenger trips last year, representing an annual increase of 15 percent, according to the chief of China's aviation authorities.