Staff members sell Tangqiu, or "tanghulu", a traditional Chinese snack of candied fruit, at an annual traditional tanghulu fair in Qingdao, east China's Shandong Province, on Feb. 18, 2019. [Photo: Xinhua/Li Ziheng]"

Vendors make Tangqiu, or "tanghulu", a traditional Chinese snack of candied fruit, with hawthorns at an annual traditional tanghulu fair in Qingdao, east China's Shandong Province, on Feb. 18, 2019. [Photo: Xinhua/Li Ziheng]"

A child selects Tangqiu, or "tanghulu", a traditional Chinese snack of candied fruit, at an annual traditional tanghulu fair in Qingdao, east China's Shandong Province, on Feb. 18, 2019. [Photo: Xinhua/Li Ziheng]"

A vendor prepares to make Tangqiu, or "tanghulu", a traditional Chinese snack of candied fruit, with hawthorns at an annual traditional tanghulu fair in Qingdao, east China's Shandong Province, on Feb. 18, 2019. [Photo: Xinhua/Li Ziheng]"