IP telephone is a term used in contrast to analogue telephone, and also includes network telephone, Internet telephone, VOIP telephone, SIP telephone, WiFi telephone, etc.There are four basic components of an IP telephone system: Terminal, Gateway, Multipoint Control Unit and Gatekeeper.(1) The term

CNC carving technology and its advantages.CNC carving technology is good at small tool finishing, with milling, grinding, drilling and high-speed tapping capabilities, is widely used in 3C industry, mould industry, medical industry and many other fields. What exactly is this process and its advantag

The Design principles and processes of Metal Part.Metal part is used in a large number of applications in the automotive, home appliance, electronics and machinery industries. So what is the design principle of the metal part? (1) The design of the stamped metal parts must meet the use and technical

The application and process of metal nameplateMetal nameplate are increasingly used in various fields of modern society, widely used in electronic products, home appliances, machinery and civil products. Metal nameplate are mainly made of copper, iron, aluminium, zinc alloy, titanium, stainless stee

Silk-Screen printing processed on membrane switch and graphic overlay.Screen printing refers to the use of a screen as a plate base, and through the photographic plate making method, a screen printing plate with graphics is made. Screen printing consists of five major elements, screen printing plate