People prepare to evaluate the waxberry during the waxberry festival in Gaowen Miao ethnic village in Rongjiang County, southwest China's Guizhou Province,June 3, 2018. A waxberry festival was held in Rongjiang on Sunday. (Xinhua/Wang Bingzhen)

A woman presents waxberries during the waxberry festival in Gaowen Miao ethnic village in Rongjiang County, southwest China's Guizhou Province,June 3, 2018. A waxberry festival was held in Rongjiang on Sunday. (Xinhua/Wang Bingzhen)

People participate in a waxberry-eating contest during the waxberry festival in Gaowen Miao ethnic village in Rongjiang County, southwest China's Guizhou Province,June 3, 2018. A waxberry festival was held in Rongjiang on Sunday. (Xinhua/Liu Jinyin)

A tourist picks waxberries during the waxberry festival in Gaowen Miao ethnic village in Rongjiang County, southwest China's Guizhou Province,June 3, 2018. A waxberry festival was held in Rongjiang on Sunday. (Xinhua/Liu Jinyin)

Photo shows the fresh waxberries in Gaowen Miao ethnic village in Rongjiang County, southwest China's Guizhou Province,June 3, 2018. A waxberry festival was held in Rongjiang on Sunday. (Xinhua/Huang Wanxin)