A delivery man sends a package to a resident in Hefei, East China's Anhui province, Feb 11, 2021. People from various sectors stick to their posts on the eve of the Chinese Lunar New Year, or Spring Festival, which falls on Feb 12.[Photo/Xinhua]

A staff member of China Railway Zhengzhou Bureau Group Co., Ltd. checks a train in Zhengzhou, Central China's Henan province, Feb 11, 2021. [Photo/Xinhua]

A crew member of the Train G2187 helps a passenger at Chengdu East Railway Station in Chengdu, Southwest China's Sichuan province, Feb 11, 2021. [Photo/Xinhua]