February 11, 2022
Once a brass instrument is oxidized, it is difficult to handle, and it will also affect the overall appearance. This situation plagues many brass instrument lovers. So how can we make brass instruments as bright as ever?
August 7, 2021
Still worrying about recruiting polishing workers?The answer to solve the above problem is to achieve automation of polishing.
December 29, 2020
By the time the iPhone 6 was released, mid- to high-end smartphone casings were generally made of metal, which is favored by major handset manufacturers because […]
December 29, 2020
Now the development of mobile phones has progressed to mobile phone surface screen, the screen glass and cover on the phone also with the shape of […]