The lattice apron always be called Mesh Apron. The knitting material is made of premium nylon which is imported; 　The knitting method is spiral. That is the spiral leaning angle matches the air-drafting curves on the negative-pressure pipe, which improves the working efficiency; 　The normal clearing period of the Lattice Apron is around 20 days. 　The service life of Lattice Apron usually lasts 9 months. 　The Lattice Apron has acquires national invention patent. specifications︰ 114*25 108*25 119*25 113*25 125*25 Advantages︰ The knitting material is made of premium nylon which is imported; 　The knitting method is spiral. That is the spiral leaning angle matches the air-drafting curves on the negative-pressure pipe, which improves the working efficiency; 　The normal clearing period of the Lattice Apron is around 20 days. 　The service life of Lattice Apron usually lasts 9 months. 　The Lattice Apron has acquires national invention patent.