COSTEM


QUALITY CONTROL

We introduce strict quality control to each process.

Finally products passed our out-going inspection with CNC 3-dimension measurement tool, they are dilivered quickly by a transportation company.

And we pay an attention to packings for safe and considered easy and safety for customers to open.
We consider even trifle factors to give a satsifaction to our customers.

We care carton boxes and packing also.

We keep carton boxes in a drying room to remove humidity for our product prevented from stain and packing tape also we have selected, which enables customers to open packages one-touch quick way.



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