Boat teams are seen during Qintong Boat Festival in Taizhou, east China's Jiangsu province, April 8, 2015. More than 500 boats took part in the festival, which is an event held at Qingming Festival since Southern Song Dynasty (1127-1279). [Photo/Xinhua]

Competitors perform during the opening ceremony of Qintong Boat Festival in Taizhou, east China's Jiangsu province, April 8, 2015. More than 500 boats took part in the festival, which is an event held at Qingming Festival since Southern Song Dynasty (1127-1279). [Photo/Xinhua]

Competitors perform during the opening ceremony of Qintong Boat Festival in Taizhou, east China's Jiangsu province, April 8, 2015. More than 500 boats took part in the festival, which is an event held at Qingming Festival since Southern Song Dynasty (1127-1279). [Photo/Xinhua]