China's first "5G+MR" experience exhibition in the field of urban rail transit unveiled at Line 4 operated by BJMTR
From April to July, 2021, the call for works with the theme of "Times youth, future pioneers" was held successfully, sponsored by Xinhua News Agency New Media Center and China Soong Ching Ling Science & Culture Centre for Young People, and co-organized by Beijing Youth Concern Committee and BJMTR as supporting organizations.
2021-07-22