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"Chinese and African people share a common wish to enjoy a beautiful environment and prosperous life. The environmental sector is a key cooperation field for China and Africa," said Huang Runqiu, minister of ecology and environment, at a launch ceremony for the center in Beijing.

"Compared with our October 2017 projection, which preceded the recent US tax and spending changes, we now expect the United States' current account deficit for 2019 to be roughly 0 billion higher," he said.

"Currently, we are all partners that work hard to push forward the entire autonomous driving industry," he said, adding the US possesses the most advanced expertise and technology knowhow in this field. "We believe a mutually beneficial relationship will be the driving force and eventually help reshape the way people travel."

"China's total gold output decreased as the industry is upgrading the production techniques and cleaning up some mining rights issues," said Zhu Yi, senior analyst of metals and mining at Bloomberg Intelligence.

"China's economy, especially its manufacturing industry, has become highly diversified thanks to the sound supportive system and fast-growing domestic markets after decades of development," Tu said.