China recently loosened its strict zero-covid policy, which has led to a rise in infections. (File)The true scale of Covid-19 infections in China is now "impossible" to track, the country's top health body said Wednesday, as officials warned of a rapid spread in Beijing after the country abruptly dropped its zero-tolerance policy. And with testing no longer required for much of the country, China's National Health Commission on Wednesday admitted its numbers no longer reflected reality. The statement comes after Vice Premier Sun Chunlan said the capital's new infections were "rapidly growing", according to a state media readout. wrote another account owner in the caption to a photo showing a row of five positive antigen tests and one negative.