2. Shorten the bracelet In-service jewelry repair shop needs to open the bracelet link, cut off a certain length of chain, and then clamp the bracelet with welding, polishing and other processes. The gold-plated bracelet needs electroplating after polishing. In the whole process of shortening the bracelet, the most important thing is welding, polishing and electroplating on the back. Poor jewelry repair shops may see repair marks. The key to this treatment process is detailed treatment. After the bracelet is cut off, the welding process can make people unable to find traces, such as the color of the weld and the thickness of gold. It can be seen that shortening the bracelet also requires going to a skilled jewelry repair shop.