Paper making equipment includes Cylinder Mould, Dewatering Element, Dryer Cylinder, Headbox, Roller. The cylinder mould is the core of the cylinder paper machine, it's function is to remove most of the moisture in the paper material and form a wet paper sheet. Paper dewatering elements refer to the forming board, dewatering board, vacuum box panels at the wet end of the paper machine, which are functional accessories for dewatering. The function of the drying cylinder is to dry the moisture in the paper and finish the paper surface. Headbox can effectively disperse pulp fibers, prevent fiber flocculation, and provide and maintain stable sizing head and pulp/wire speed ratio according to process requirements. The rollers are used in different parts of the paper machine to squeeze water, press and polish. They can be mainly divided into press rolls, vacuum couch rolls, breast rolls, guide rolls, wire drive rolls, etc.