Hangzhou City, Zhejiang Province. Nongfu Spring Co., Ltd., formerly known as Zhejiang Qiandao Lake Yangshengtang Drinking Water Co., Ltd., headquartered in Hangzhou, Zhejiang Province, is a private enterprise listed on Hong Kong Exchanges and Clearing Limited, focusing on the development and promotion of natural water, fruit and vegetable juice drinks, special-purpose drinks and tea drinks. Nongfu Spring Co., Ltd., which is controlled by Yangshengtang, produces and operates dozens of products in four series, including natural drinking water, fruit and vegetable juice drinks, functional drinks and tea drinks, and has twelve water source bases in Qiandao Lake in Zhejiang, Changbai Mountain in Jilin, Danjiangkou in Hubei, Lvwan Lake in Guangdong and Manas in Xinjiang.