Non-woven filter bags are made of fine fibers that cross vertically and horizontally according to specific rules, suitable for intercepting small solid particles and some soft impurities, and have a significant clarifying effect. They are disposable filtration consumables. Deep space has a stronger ability to absorb pollutants. Suitable for liquid filtration requirements with low to medium viscosity and high precision. The main materials are PP, PE, and NMO. The sizes are 0.1 square meters, 0.25 square meters, and 0.5 square meters. Simultaneously possessing high-flow filter bags and high-precision filter bags. There are two types of rings: plastic rings and steel rings.