Why China's vaccines are gaining international momentum

BEIJING (CGTN): There has been much news of late concerning Covid-19 vaccine progress from the two big American pharmacy firms, Pzifer and Moderna. It is hardly a surprise that the mainstream media behave as if these are the only two vaccine options available in the world and give them preferential coverage.

However, equal to the progress these companies have made, a number of Chinese firms are also pacing forward with third stage clinical trials of a coronavirus vaccine.