The so-called metal stamping sign is to apply external force to the metal material by the press and mold, so that the metal material is plastically deformed or separated to get the shape or size we want to shape. The application of stamping technology in the production of signs not only makes the size and shape of the same product more accurate, but also effectively avoids the waste of materials.

Metal stamping signs can be divided into two categories: 1. Forming signs; so-called forming signs are used to make metal materials plastically formed by stamping; 2. separating signs; this type of tags are used to precisely get the desired material through stamping size.

From the nameplate of air conditioner, the energy efficiency of air conditioner is better than that of the pump pump, which is beneficial to the water conservancy department to better manage agricultural water.