The advantages of the SMMS non-woven production line include:

1. High efficiency: The production line is highly automated, which ensures high production efficiency and reduces labor costs.

2. High quality: The four-layer composite structure of the non-woven fabric produced by the SMMS production line ensures high quality and excellent performance.

3. Versatility: The SMMS non-woven production line can produce a wide range of non-woven fabrics for various applications.

4. Environmentally friendly: The SMMS non-woven production line uses environmentally friendly materials and processes, which makes it a sustainable and eco-friendly production method.