A stamping speaker is a very common electro-acoustic transducer found in all electrical and electronic devices that produce sound. The development of the loudspeaker has more than a hundred years of history, more than a hundred years ago, on February 14, 1876, Alexander Graham Bell filed one of the

Nameplates are important signs in modern society, representing important information about companies, individuals and collectives. Nameplates have a wide variety of signs and uses, and are extremely rich in diversity in terms of their application form, composition and means of expression. In this ar

The characteristics and development trend of the hardware accessories industry.Hardware manufacturing is mainly through the change of physical shape of metal raw materials, processing and assembly to the products. It is an important part of China's light industry, which can be divided into hardware

The characteristics and function of the speaker cover. The speaker mesh using the principle of aerodynamics, according to the results of on-site environmental wind tunnel tests, it is processed into a certain geometric shape, opening rate and different combinations of hole types to block the wind an

We organized a group building activity with the theme of "Unity, Happy Work".The activity was divided into more than ten groups with ten people in each department, and the team with the shortest completion time was the winning team.