杭州厂产线工人在装配灭弧室时，发现没有喷铜工艺。车间工人及时联系我，发

When workers on the production line of the Hangzhou plant were assembling the arc interrupter, they found that there was no copper spraying process. The workshop workers contacted me in time and found that the copper spraying process was not done according to the drawings. This is a quality incident that needs attention. Please inform Hangzhou to do a good job in quality control.

When assembling the arc extinguishing chamber, the production line workers of Hangzhou factory found that there was no copper spraying process. The workshop workers contacted me in time and found that the copper spraying process was not done according to the drawing. This is a quality event that needs attention. Please inform Hangzhou to do a good job in quality control

Hangzhou factory production line workers found that there was no copper spraying process when assembling arc extinguishing chamber. The workshop workers contacted me in time and found that the copper spraying process was not done according to the drawings. This is a quality incident that needs attention. Please inform Hangzhou to do a good job of quality control.