1. Find the adjusting screw of the watch: there will be an adjusting screw on the movement of the watch to adjust the walking speed. The screw is located next to the balance wheel of the movement and can be adjusted with a screwdriver.

2, determine the adjustment direction: according to the speed of the watch, determine the direction that needs to be adjusted. The watch goes too fast and needs to be screwed counterclockwise, while the watch goes too slowly and needs to be screwed clockwise.

3, careful adjustment: carefully turn the adjusting screw with a screwdriver, only a short distance at a time. It is not accurate to observe the walking time of the watch after adjustment. You can fine-tune the screws again.

4. Test and adjustment: After adjustment, place the watch stably and observe its walking time. Still not allowed, you can repeat the above steps for fine adjustment until the watch is accurate. Shanghai table 1 120 is a mechanical watch movement, which needs to be adjusted. Adjusting the running time of mechanical watches is a technical job. You are not familiar with the movement structure and operation method of the watch, so you can give the watch to a professional watch repairman for adjustment. They have professional tools and knowledge to adjust the time of watches more accurately.