As a major movement manufacturer, the products produced by AZ factory can be said to be qualified, very stable, extremely cost-effective, and a product with relatively strong comprehensive strength. AZ factory fonts can be restored very well. The line of the bottom cover is smart, which restores the original product very well. Whether it is the position of the balance wheel or the gears, including the shape and position of the main deck and each sub-deck, it has been well restored. It can be said that it is quite surprising. Generally speaking, it is relatively stable and the degree of restoration is also very high.