Flowers are seen in a shop in Caojiadu flower market in Shanghai, east China, Feb. 14, 2017. Flowers set featuring the Valentine's Day attracted many citizens on Tuesday. (Xinhua/Pei Xin)
Flowers are seen in a shop in Caojiadu flower market in Shanghai, east China, Feb. 14, 2017. Flowers set featuring the Valentine's Day attracted many citizens on Tuesday. (Xinhua/Pei Xin)