The possible problems of the tape spring mainly include the following aspects: 1, tape spring break: tape spring may be broken due to overuse or manufacturing quality problems. If the spring is found to be broken, a new spring should be replaced in time.

Clockwork is the power source of the watch, when winding up, whether it is a manual watch or an automatic watch, manual winding needs to rotate the watch clockwise, rotation is invalid, for the left watch design of the watch is vice versa. The operation of the clockwork day after day also needs main