Are the bubbles in Wudalianchi mineral water belt natural?
Yes According to official website, a scenic spot in Wudalianchi, Wudalianchi mineral water belt has natural bubbles, ranking first among the three cold springs in the world and higher than Vichy mineral spring in France and Transcaucasia mineral spring in Russia. It has been used by the people for nearly a thousand years and enjoys the reputation of "divine spring" and "holy water".