Cases were exploding in China well before the government's decision to abandon its strict "zero-COVID" policy, the director said, quashing suggestions that the sudden reversal caused a spike.

A week after China began dismantling its tough 'zero-COVID' controls, the World Health Organization warned of "very tough" times ahead and state media reported some seriously ill patients at hospitals in Beijing, raising fears of a wave of infections.

China should change its official name for COVID-19 to reflect the virus' mutation, and patients with light symptoms should be allowed to quarantine at home, a leading authority on traditional Chinese medicine was quoted as saying on Wednesday.

Chinese President Xi Jinping on Friday touted the need for greater cooperation between China and Germany amid "times of change and turmoil" in a meeting with Chancellor Olaf Scholz, the first G7 leader to visit China since the pandemic began.

China's financial hub Shanghai said on Sunday it would reopen all schools including kindergartens, primary and middle schools on Sept. 1 after months of COVID-19 closures.