Rescue workers removed a part of the derailed train near Taroko Gorge in Hualien, Taiwan on Saturday, April 3, 2021. The train partially derailed in eastern Taiwan on Friday after colliding with an unmanned vehicle that had rolled down a hill, killing and injuring dozens. /CFP

Many citizens marked the 20th anniversary of Chinese fighter Wang Wei's death. Wang was presumed dead 20 years ago after going missing following a midair collision between a U.S. surveillance plane and a Chinese fighter jet. His body has never been found. Pictured is a variety of model aviation planes in front of his tomb in Hangzhou, Zhejiang Province, April 4, 2021 /CFP

A slipper manufacturer in the east China city of Ningbo prints information about missing children on its labels to help parents find their kids. On the labels are the child's name, date of birth, the day they went missing and a photo. The contact information of a nongovernmental organization is also placed in the shoe box. /CFP

Ruili City, Yunnan Province began its drive to vaccinate all workers on April 2. It plans to give 300,000 people their first vaccine dose within five days. Starting on March 31, Ruili implemented a home quarantine epidemic prevention policy. The supply of daily necessities for residents is stable at present. /CFP

A policeman collects DNA samples from abandoned infants at the Children's Welfare Institute in Yancheng City, Jiangsu Province on March 30. Local police across the country use China's "DNA abduction system" to investigate child trafficking cases. /CFP

A slogan in Donghe, Yantian District, Shenzhen calls on residents to get the coronavirus vaccine. On March 29, the slogan was widely shared on the internet due to its youthful style. /CFP

Located next to the Central Radio and TV Tower, Yuyuantan Park is one of Beijing's landmarks. The park boasts one of the largest cherry blossom gardens in north China, with over 40 breeds and 3,000 cherry trees in total. /CFP