Three most important points for watch maintenance:pass rolex watch protection film As can be seen from its market performance, it has strong vitality and strong appeal. https://finewatchcare.com/collections/rolexwatch-protection-films

　　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.