Door and window aluminum profiles are widely used in our lives. The often-mentioned aluminum alloy doors and windows refer to doors and windows made of aluminum alloy extruded profiles as frames, stiles, and fans.

Copper pipes, also known as copper pipes, are pressed and drawn seamless pipes.
The copper tube is light in weight, good in thermal conductivity and high in low temperature strength.

Red copper plate is a kind of copper material with excellent functions and very convenient production.

Brass is an alloy of copper and zinc. The simplest brass is a copper-zinc binary alloy called simple brass or plain brass.