More than 1.25 billion Chinese have been fully vaccinated against COVID-19 by the end of Thursday, accounting for 88.74 percent of the country's total population, a Chinese health official said Friday. As of Thursday, about 3.35 billion COVID-19 vaccine doses had been administered across the Chinese mainland and nearly 757 million people had received a booster jab, Wu Liangyou, an official with the National Health Commission, said at a news conference. 国家卫生健康委疾控局副局长吴良有5月6日在新闻发布会上说，截至5月5日，全国累计报告接种新冠病毒疫苗约33.5亿剂次，已完成全程接种逾12.5亿人，全程接种人数占全国总人口的88.74%。近7.57亿人完成加强免疫接种。