China blasts WHO chief over criticism of Xi’s Covid-Zero policy May 11, 2022 at 12:22AM

“We hope the relevant individual will make objective and reasonable views of China’s epidemic protocol and policy and try to get a better understanding of the facts and refrain from making irresponsible remarks,” Foreign ministry spokesman Zhao Lijian said. The WHO chief had argued a day earlier that China's Covid -Zero strategy was no longer sustainable.