Tourists watch fishes beside a fish pond in Zhujia Village of Shizimiao Town in Luanchuan County, central China's Henan Province, July 22, 2017. The surface water temperature here is between 8 to 20 degrees centigrade, which is suitable to raise coldwater fish. The annual output value of coldwater fish breeding in Zhujia Village reached 15 million RMB yuan with the annual profit of over two million yuan. (Xinhua/Li An)
