Colored lights illuminate the buildings to greet the upcoming Spring Festival in Qingdao City, east China's Shandong Province, Feb. 11, 2018. (Xinhua/Li Ziheng)

Colored lights illuminate the buildings to greet the upcoming Spring Festival in Qingdao City, east China's Shandong Province, Feb. 11, 2018. (Xinhua/Li Ziheng)