People wearing masks view cherry blossoms at Yuyuantan Park in Beijing, capital of China, March 26, 2020. Over 400 employees of the park are allocated to guide visitors to avoid crowd, so as to control spread of coronavirus. Photo:China News Service

People wearing masks view cherry blossoms at Yuyuantan Park in Beijing, capital of China, March 26, 2020. Over 400 employees of the park are allocated to guide visitors to avoid crowd, so as to control spread of coronavirus. Photo:China News Service

People wearing masks view cherry blossoms at Yuyuantan Park in Beijing, capital of China, March 26, 2020. Over 400 employees of the park are allocated to guide visitors to avoid crowd, so as to control spread of coronavirus. Photo:China News Service

People wearing masks view cherry blossoms at Yuyuantan Park in Beijing, capital of China, March 26, 2020. Over 400 employees of the park are allocated to guide visitors to avoid crowd, so as to control spread of coronavirus. Photo:China News Service