A worker makes a lantern in a flower expo park in Yinchuan, northwest China's Ningxia Hui Autonomous Region, Dec. 24, 2019. Workers make giant lanterns for the upcoming lantern festival which will be held from Dec. 31, 2019 to Feb. 9, 2020. (Xinhua/Jia Haocheng)

A worker makes a lantern in a flower expo park in Yinchuan, northwest China's Ningxia Hui Autonomous Region, Dec. 24, 2019. Workers make giant lanterns for the upcoming lantern festival which will be held from Dec. 31, 2019 to Feb. 9, 2020. (Xinhua/Jia Haocheng)

A worker makes a lantern in a flower expo park in Yinchuan, northwest China's Ningxia Hui Autonomous Region, Dec. 24, 2019. Workers make giant lanterns for the upcoming lantern festival which will be held from Dec. 31, 2019 to Feb. 9, 2020. (Xinhua/Jia Haocheng)

A worker makes a lantern in a flower expo park in Yinchuan, northwest China's Ningxia Hui Autonomous Region, Dec. 24, 2019. Workers make giant lanterns for the upcoming lantern festival which will be held from Dec. 31, 2019 to Feb. 9, 2020. (Xinhua/Jia Haocheng)