A couple holding their marriage certificates pose for photos at a marriage registration center in Shanghai, east China, Feb. 14, 2017. Many couples registered for marriage on Valentine's Day. (Xinhua/Zhuang Yi)
A couple holding their marriage certificates pose for photos at a marriage registration center in Shanghai, east China, Feb. 14, 2017. Many couples registered for marriage on Valentine's Day. (Xinhua/Zhuang Yi)