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Another big problem was the bitter cold in the mountain area, as the concrete doesn't work below -5 C, he said.

Anxious traders at work on the floor of the New York Stock Exchange on March 26, when the world's bourses re-opened for the week's trading. The previous week was tumultuous, which saw leading indexes and stocks across the board slump on fears of a possible trade war between China and the United States, and how it could affect the global economy. [Photo/Agencies]

Another Baidu employee was in the driver's seat, but wasn't touching the wheel.

Another major trend which has been widely observed among leading sovereign wealth funds is that they are more active in management after investment. They have participated in corporate governance, using their votes on issues like environmental protection and internal management. They have also paid more attention to their obligations to provide more added-value services to the companies they have invested in, said Tu.

Apart from guiding companies to adopt advanced international standards, the government should take innovative regulatory measures by using big data and cloud computing technologies, he said.