Before Douai is shipped to the gifts or art&crafts stores, it must be checked for its design, color, and quality when the initial product comes out.
z******a
Except for workers' inspection, Douai will be inspected by machine QC which can thoroughly measure the dimension and check other properties.
e******t
Douai has passed compression and aging tests. These tests are conducted by our experienced technicians who utilize our state-of-the-art lab in order to monitor every aspect of production.
f******z
Douai has been assessed on its workmanship. It has been checked in terms of color shading and colorfastness (rub test), accessories safety.
p******d
The quality control of Douai begins with the selection of its components or parts. All of the components must go through chemical spraying soak tests, including, salt spray, acid and alkali pickling, and corrosive liquid dipping test.
x******u
This product stands out for its excellent colorfastness. It will be unaffected by chemical stains, tainted water, fungi, and mold that would cause discoloration.