On January 23, Beijing Mayor Chen Jining delivered a government work report to the Fourth Session of the 15th Municipal People’s Congress of Beijing. Reviewing the work over the past five years, Chen said that the preparations for the Winter Olympics and Paralympics have proceeded in an orderly manner, all competition venues were completed, and the Beijing-Zhangjiakou High-speed Railway and Beijing-Chongli Expressway were open to traffic. Beijing has implemented the Sci-tech Winter Olympics action plan, released the Winter Olympics vision, emblem and mascot, and rolled out the "Sharing Winter Olympics" public participation plan. Mass ice and snow sports have become very popular.