Hepatitis B in China 1.3 billion people the world's largest population of hepatitis B patients, with nearly half a million people dieing of the liver disease every year 120 million Chinese have tested positive for hepatitis B, which has become a severe public health problem in the countryHepatitis B in China • 1.3 billion people • the world's largest population of hepatitis B patients, with nearly half a million people dieing of the liver disease every year • 120 million Chinese have tested positive for hepatitis B, which has become a severe public health problem in the country