Three most important points for watch maintenance 3. Automatic winding efficiency.

　　Three most important points for watch maintenance:In addition to domestic, protective film for watches It has also emerged in the international field and gradually gained the favor of more foreign friends. https://finewatchcare.com/

　　The third point: automatic winding efficiency

　　Now watches are basically self-winding, so in the process of watch repair and maintenance, we should pay great attention to the efficiency of automatic winding.

　　After running for 4-6 hours on the automatic winding simulation machine, the clockwork of the watch is in the full chain state.

　　Moreover, if the watch is in a non-full chain state and its accuracy is still in a good state, then the quality of this watch is leveraged.