Chinese Foreign Minister Wang Yi said it would keep working to improve the accessibility and affordability of vaccines in developing countriesChina's Foreign Minister Wang Yi urged the international community on Saturday to build a "Great Wall of Immunity" to battle the COVID-19 pandemic.
"We should face the imminent challenges together," Wang, who is also a member of the State Council, or cabinet, told the 9th World Peace Forum held at Tsinghua University in the Chinese capital.