The present disclosure discloses a PEX-A pipe, the pipe wall of the PEX-A pipe includes a PEX-A antibacterial layer, a PEX-A main body layer, and an anti-ultraviolet (UV) layer that are sequentially attached from inside to outside. The anti-UV layer is attached to the outer side of the PEX-A main body layer to enhance the weather resistance and aging resistance and prolong the service life of the pipe. The PEX-A antibacterial layer is attached to the inner side of the PEX-A main body layer to inhibit the growth and reproduction of bacteria in water in the pipe and improve the quality of drinking water.