Bonjour
Je recherche la police sur les maillots des jo.
Merci

It's not a font. Custom made.
"Designed by artist Lin Cunzhen, the emblems combine traditional and modern elements of Chinese culture, as well as features embodying the passion and vitality of winter sports. Among those attending the ceremony were Chinese vice-premiers Zhang Gaoli and Liu Yandong; BOCOG President Cai Qi, who is also the Secretary of the CPC Beijing Municipal Committee; Sochi 2014 speed skating gold medallist Zhang Hong; and wheelchair curler Zhang Qiang. Entitled “Winter Dream”, the emblem of the Olympic Winter Games Beijing 2022 was jointly unveiled by Vice Premier Zhang Gaoli, IOC Vice President Yu Zaiqing, and Zhang Hong."