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As COVID-19 vaccines have leapfrogged development phases, stringent temperature requirements (up to -80 C) are likely to be imposed for certain vaccines to ensure the effectiveness of the vaccines during transportation and warehousing. This poses logistics challenges to the existing medical supply chain, which conventionally distributes vaccines at 2-8 C.

As Democrats in Congress debated impeaching Trump, Pelosi said on Wednesday, about an hour before a White House meeting with him, that Trump is engaged in a "cover-up."

As China's drug regulation reform deepens with new drug registration for rare disease accelerating, more treatments for rare diseases will be launched in China, increasing patient accessibility to new drugs and expanding their choices, the report said.

Apple has since stressed that the pricing rights for in-app purchases are controlled completely by the developers. If the apps are providing material services, such as selling products or providing a taxi through Didi Chuxing, no commission is charged at all, according to the report.

As I spoke to government officials and business owners, they frequently used terms such as "sustainable development", "severe punishment", "environmental investment" and "not giving preference to development over the environment".