Tourists take a mineral bath in Longhua County, north China's Hebei Province, Dec. 10, 2017. Longhua is rich in hot spring resources. (Xinhua/Wang Liqun)
A woman takes a mineral bath in Longhua County, north China's Hebei Province, Dec. 10, 2017. Longhua is rich in hot spring resources. (Xinhua/Wang Liqun)
Tourists take a mineral bath in Longhua County, north China's Hebei Province, Dec. 10, 2017. Longhua is rich in hot spring resources. (Xinhua/Wang Liqun)
A woman takes a mineral bath in Longhua County, north China's Hebei Province, Dec. 10, 2017. Longhua is rich in hot spring resources. (Xinhua/Wang Liqun)
Tourists take a mineral bath in Longhua County, north China's Hebei Province, Dec. 10, 2017. Longhua is rich in hot spring resources. (Xinhua/Wang Liqun)
Tourists take a mineral bath in Longhua County, north China's Hebei Province, Dec. 10, 2017. Longhua is rich in hot spring resources. (Xinhua/Wang Liqun)