Nestled on the fertile Yellow River alluvial plain, the region's rich soil and favorable climate provide the ideal canvas for the production of this esteemed spirit.

Tongnan, located on the boundary of Sichuan province and Chongqing, has an average temperature of 17.9 C and vast, fertile alluvial plains.

Located on the alluvial plain of the Yongding River, the township boasts fertile soil with plenty of the trace elements required for growing watermelons, and has long enjoyed the reputation of being China's "Land of Watermelons".