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"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.

"For NF3, we have 95 percent of market share domestically and 30 percent internationally. We also supply 40 percent of WF6 to the global market."

"From now on, we expect trading relationships to be fair and to be reciprocal," he told the joint session of the US Congress. "And we will protect American workers and American intellectual property, through strong enforcement of our trade rules."

"Free trade arrangements, including the Regional Comprehensive Economic Partnership, the China-Association of Southeast Asian Nations Free Trade Agreement and China-Australia FTA, will also offer new growth opportunities for China COSCO Shipping's container cargo services in the Asia-Pacific region," Wan said.

"For a lot of parents here, classroom study all day long and enough homework after school are legitimate proof of a good education," said Yang Hengyu, a full-time PE teacher recruited by the school when it was founded.He has now been joined by seven more dedicated PE teachers, some of whom work part time.