Regarding the service life of clock movements, many users have little understanding of it. Although clocks are indispensable time-calculating instruments in people lives, people still pay little attention to clock movements, ignoring the development of the watch industry and the manufacturing technology and materials used in clock movements. When you want to buy a wall clock or buy a movement to replace the wall clock movement at home, you don know how to choose. For some people, a clock movement is only a one or two dollar item in their mind, but if it breaks down within a year of use or keeps running inaccurately, they find many excuses to save face in front of their friends or neighbors.

There are indeed many manufacturers producing clock movements, and the price ranges from more than 2 yuan to more than 10 yuan. When it comes to the service life of the movement, there are grades. Generally, clock movements with more than 2 yuan are not environmentally friendly. (HIPS) Made from stupid plastic material, it breaks easily and makes a loud noise when walking, not to mention its service life. A good clock movement has a relatively long service life. The material used in the