Skaters compete during a figure skating test program at the Capital Gymnasium in Beijing, on Tuesday. A 10-day ice sports test program for the 2022 Olympic and Paralympic Winter Games is being held from April 1 to 10. (Photo: Xinhua)

Tourists gaze at a giant sculpture depicting a panda lying on its back and taking a selfie in Dujiangyan, Sichuan province, on Monday. Designers said 3 million hairs were implanted on the 26-meter-long sculpture to make it more vivid. (Photo: CHINA DAILY)

Rescue workers removed a part of the derailed train near Taroko Gorge in Hualien, Taiwan on Monday. The train partially derailed in eastern Taiwan on April 2 after colliding with an unmanned vehicle that had rolled down a hill, killing and injuring dozens. (Photo: CFP)

A volunteer paints red hearts representing the victims who died of COVID-19 on the National COVID Memorial Wall outside St Thomas' Hospital in London, Britain, on Monday. (Photo: Xinhua)

People receive COVID-19 vaccine at a vaccination site in Gulou District of Nanjing, east China's Jiangsu Province, on Friday. Jiangsu has launched a mass vaccination campaign against COVID-19. (Photo: Xinhua)

A boy holds a sign while taking part in a Stop Asian Hate rally in Oakland, San Francisco Bay Area, the United States, on Monday. (Photo: Xinhua)

A mourner lays a flower in front of a monument at the Yuhuatai martyrs' memorial park on the occasion of Qingming, the traditional Chinese Tomb-sweeping Day, in Nanjing, east China's Jiangsu Province, on Monday. (Photo: Xinhua)

Workers unload thousands of colorful watermelons from boats at a bustling riverside market on Wednesday. The largest of the boats can fit up to 500 melons, which are then carried in baskets balanced on the heads of the workers and loaded into delivery vans. (Photo: CFP)

A customer buys face masks with the resurgence of COVID-19 cases in Agartala, the capital city of India's northeastern state Tripura, on Thursday. As many as 126,789 new COVID-19 cases were registered in the past 24 hours in India, according to the official data released by the federal health ministry on Thursday. The latest single-day spike, highest so far, took the total tally to 12,928,574. (Photo: Xinhua)

Aerial photo taken on Saturday shows flower fields in Xianyang Lake scenic area in Xianyang, northwest China's Shaanxi Province. (Photo: Xinhua)