10/03/2023
How to produce Wafer
First step: Protowafer cleaning
Next week will show you :Wafer diffusion
Cumsumi is a factory of wafer design, wafer manufacturing and A/T.
Rm 210-216, Bldg. #7, No. 787, Kangqiao Road, Pudon, Shanghai
Pudong
200000
| Monday | 08:30 - 17:30 |
| Tuesday | 08:30 - 17:30 |
| Wednesday | 08:30 - 17:30 |
| Thursday | 08:30 - 17:30 |
| Friday | 08:30 - 17:30 |
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