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"Capable shipyards have already shifted a part of their business to maritime economy and other fast-growing businesses such as new materials, mechanical and electrical equipment, because, apart from higher profits, there is also less competition as not many shipbuilders are able to produce these sophisticated products," said Li.

"But the threat from vehicle exhaust deserves more attention because it will contribute more to the air pollution in Beijing in the future," he said, adding that emissions from coal consumption and industrial production have been cut significantly in recent years.

"By highlighting various sectors, these internet giants are competing for the portal to keep existing users and acquire new ones," Wang added.

"China is sharpening its focus on environmental protection and improved productivity through automation. This offers a unique opportunity for us, " Ko said in a recent interview.

"China is entering into a new era, and it is one that is epitomized by both confidence and sophistication. It is also one based on knowledge, innovation and a strong will to drive critical global governance and leadership issues," he said.