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

　　Three most important points for watch maintenance:As it happens, many people are killed rolex film protector And bring more benefits, make it flourish, and promote the industry greatly. 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.