 JD Health of Guangzhou, the online health-care arm of China e-commerce giant JD.com, completed a 3.5 billion Hong Kong IPO and rose 56 in its first trading session. Beijings Sinovac Biotech reported Sino Biopharma of Hong Kong will invest 515 million in a Sinovac subsidiary to double production of its inactivated COVID-19 vaccine, CoronaVac. 