The first super-spreader, Zhou Zuofen would bring the disease to the international stage. He checked in to the Sun Yat-sen Memorial Hospital in Guangzhou on January 31. This was the same hospital where Liu Jianlun was treating the disease. The virus was soon spread to nearby hospitals while Liu would later spread the disease to Hong Kong.
On April 2, Chinese medical officials began reporting the status of the SARS outbreak. China's southern Guangdong province reported 361 new infections and 9 new deaths, increasing the total Mainland China figures previously reported at end-February.
A Chinese health specialist admitted at a press conference of not informing the public early enough about the outbreak. The PRC Health Minister also claimed that the disease has been under control in most parts of mainland China. He also released the names of seven drugs which he claimed to be effective in curing SARS.
On April 20, Beijing's mayor and the health minister of the PRCwere replaced respectively by Wang Qishan and the former deputy health minister Gao Qiang. In the news conference chaired by Gao Qiang several hours earlier, the PRC admitted that in Beijing there were more than 300 cases, as opposed to the previous figure of only 37.
On April 23, Beijing announced that all primary and secondary schools would be closed for two weeks. A few days before, some colleges in Peking University had been closed because some students had been infected.