Another person died from H7N9 bird flu in China on Tuesday, bringing the nationwide death toll to 22.

The Department of Health of east China´s Zhejiang Province reported that an 86-year-old man surnamed Zhao, who had previously tested positive for the H7N9 virus, died on Tuesday morning after emergency treatment failed.

The province also reported two more infection cases. An 84-year-old retired man surnamed Hong and a 62-year-old farmer surnamed Song were confirmed to be infected with the new strain of the virus. Both are in critical condition.

Meanwhile, east China´s Shandong Province has confirmed its first case of H7N9, according to the provincial health department on Tuesday.