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"Fracking technology can lead to contamination of the groundwater," the German Environment Agency (UBA) found. Environmentalists are very concerned about the use of chemicals and the disposal of the resulting wastewater. Unlike in the United States, only so-called conventional fracking in sandstone is permitted in Germany.

"GAC Motor is a listed company, and Nio is seeking investments and listing opportunity. They both have the impulse to drive the company value upwards by promoting concepts," said the analyst.

"Given the scale of China's economy, the direction and policies being set are very significant beyond China－in the regional and global economy. With the challenges facing the world at the moment, it is encouraging to see China's economy still forecast to grow in 2020－one of the few large economies to do so," she said.

"Formula One is the pinnacle of motorsport," Kallenius told Xinhua. "Under the most extreme circumstances we test battery hybrid electric and high tech combustion technology. Of course, we take inspiration from the ultra stress test into our road cars."

"For example, there are only about 30 helicopters dedicated to emergency medical services in China, whereas the number is 1,200 in the United States," he added.