National standard for drinking water in China: ≤450ppm.
Who drinking water quality standard: (1) drinking water: ≤500 ppm(2) high-quality drinking water: 50ppm.
Ppm is the hardness unit of water, hardness refers to the concentration of calcium and magnesium ions in water, 1ppm means the content of calcium carbonate in water is 1mg/l ...
Gooday health water station is also a platform for farmers to start businesses. Each health water station is maintained and operated by a formally trained "Xiaoshun Butler". Through "Xiaoshun Butler", farmers can not only continue to drink healthy and safe water, but also purchase the needed household appliances and health products through the APP without leaving the village. In July this year, the water station began to implement the operation mode of internet plus Xiaoshun housekeeper, which provided a more convenient and scientific platform for farmers' entrepreneurship and employment.