A volunteer helps a patient at the new area of the Beijing Tiantan Hospital in Beijing, capital of China, Oct. 6, 2018. The Beijing Tiantan Hospital started trial operation on Saturday after removing to the new area in the Fengtai District. The new hospital covers an area of 350,000 square meters and is built for five years. (Photos: Xinhua)

Staff members help patients at the new area of the Beijing Tiantan Hospital in Beijing, capital of China, Oct. 6, 2018. The Beijing Tiantan Hospital started trial operation on Saturday after removing to the new area in the Fengtai District. The new hospital covers an area of 350,000 square meters and is built for five years.

Patients operate machines at the new area of the Beijing Tiantan Hospital in Beijing, capital of China, Oct. 6, 2018. The Beijing Tiantan Hospital started trial operation on Saturday after removing to the new area in the Fengtai District. The new hospital covers an area of 350,000 square meters and is built for five years.

People walk past an outpatient building at the new area of the Beijing Tiantan Hospital in Beijing, capital of China, Oct. 6, 2018. The Beijing Tiantan Hospital started trial operation on Saturday after removing to the new area in the Fengtai District. The new hospital covers an area of 350,000 square meters and is built for five years.

A staff member arranges shared wheelchairs at the new area of the Beijing Tiantan Hospital in Beijing, capital of China, Oct. 6, 2018. The Beijing Tiantan Hospital started trial operation on Saturday after removing to the new area in the Fengtai District. The new hospital covers an area of 350,000 square meters and is built for five years.

Photo taken on Oct. 6, 2018 shows a view of the new area of the Beijing Tiantan Hospital in Beijing, capital of China, Oct. 6, 2018. The Beijing Tiantan Hospital started trial operation on Saturday after removing to the new area in the Fengtai District. The new hospital covers an area of 350,000 square meters and is built for five years.