
A boy presents to his mother a calligraphic work expressing thanks for her nurture, at the Xinyibai creative culture industrial park in Qingdao, east China's Shandong Province, May 14, 2017, the Mother's Day. (Xinhua/Wang Haibin)

A boy presents to his mother a calligraphic work expressing thanks for her nurture, at the Xinyibai creative culture industrial park in Qingdao, east China's Shandong Province, May 14, 2017, the Mother's Day. (Xinhua/Wang Haibin)