On November 28, Moderna, a manufacturer of COVID-19 vaccine, said that the company started to build its first mRNA drug production plant in China this month. It is understood that the COVID-19 vaccine produced by Moderna has not yet been approved in the Chinese market, but the company said in July that it has signed an agreement with the Shanghai Municipal Government, the financial center of China, to strive for opportunities to research, develop and produce mRNA drugs in China.