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"Governments need to steer clear of protectionism in all its forms, and history shows that import restrictions hurt everyone, especially poorer consumers," Lagarde said in a prepared speech released to the press.

"Gold prices may continue to fluctuate as the downside is supported by costs and the ongoing uncertainty over global economic growth, geopolitical troubles and inflationary pressures, while the upside is limited by modest supply growth and further (interest) rate hikes," she said.

"Furthermore, there will be no vacillation in consolidating and developing the public sector, or in encouraging, supporting and guiding nonpublic sector development," he said. "With the deepening of State-owned enterprise reform, especially mixed-ownership reform, more private capital will be encouraged to participate in the reform."

"Further studies into microbial pathogens such as bacteria and viruses and immunological antibodies are urgently required, to help validate saliva for future routine specimen collections, in this and future pandemics," Han said.

"Generally speaking, conventional manufacturing sectors have been recovering since last November, and the first quarter showed that consumption is growing fast, particularly healthcare and food and beverages," said a research note from China Galaxy Securities.