China issues envelop to mark 2nd anniv. of successful bid to Winter Olympic Games

A girl displays the commemorative envelop with cachet during a ceremony in Beijing, capital of China, July 31, 2017. China Post on Monday issued a commemorative envelop and related cachet to mark the 2nd anniversary of successful bid to 2022 Winter Olympic Games. [Photo:Xinhua/Li He]

Guests unveil the commemorative envelop during a ceremony in Beijing, capital of China, July 31, 2017. China Post on Monday issued a commemorative envelop and related cachet to mark the 2nd anniversary of successful bid to 2022 Winter Olympic Games. [Photo:Xinhua/Li He]

Citizens buy the commemorative envelop and related postal products in Beijing, capital of China, July 31, 2017. China Post on Monday issued a commemorative envelop and related cachet to mark the 2nd anniversary of successful bid to 2022 Winter Olympic Games. [Photo:Xinhua/Li He]

A girl puts a commemorative envelop in the mailbox during a ceremony in Beijing, capital of China, July 31, 2017. China Post on Monday issued a commemorative envelop and related cachet to mark the 2nd anniversary of successful bid to 2022 Winter Olympic Games. [Photo:Xinhua/Li He]