Fountain solution is an acidic liquid used during the printing process to keep the printing surface moist and balance ink distribution, generally presenting a transparent color. It has excellent wetting properties, good stability, and environmental safety characteristics. The types of fountain solutions provided by Shenzhen Bantian Ink Co., Ltd. mainly include non-alcoholic fountain solutions, environmentally friendly fountain solutions, Environmentally friendly fountain solution for heat set and cold set, and high-efficiency fountain solutions.