People set sky lanterns into the air along the Lancang River in Jinghong City, southwest China's Yunnan Province, April 13, 2016, to celebrate the new year on the calendar of the Dai ethnic group. (Xinhua/Hu Chao)

Sky lanterns float up into the air in Jinghong City, southwest China's Yunnan Province, April 13, 2016, to celebrate the new year on the calendar of the Dai ethnic group. (Xinhua/Hu Chao)

People set sky lanterns into the air along the Lancang River in Jinghong City, southwest China's Yunnan Province, April 13, 2016, to celebrate the new year on the calendar of the Dai ethnic group. (Xinhua/Hu Chao)

People set sky lanterns into the air along the Lancang River in Jinghong City, southwest China's Yunnan Province, April 13, 2016, to celebrate the new year on the calendar of the Dai ethnic group. (Xinhua/Hu Chao)

A woman makes a wish after she sets a sky lantern into the air along the Lancang River in Jinghong City, southwest China's Yunnan Province, April 13, 2016, to celebrate the new year on the calendar of the Dai ethnic group. (Xinhua/Hu Chao)

People set sky lanterns into the air along the Lancang River in Jinghong City, southwest China's Yunnan Province, April 13, 2016, to celebrate the new year on the calendar of the Dai ethnic group. (Xinhua/Hu Chao)