WST has strict Quality Control procedure, to ensure products
stability and quality, to maximize the protection of the interests
of the vast number of customers.
WST has 5 steps testing.
1. Material checking (cell): Quality control on new
materials, to sort out the qualified and rejected materials before
production by hand and machine.
2. Chip testing (PCB,IC): test every PCB stability and
3. Semi-finished products testing: Make all materials which
pass first tests to semi-finished products by SMT machine and test
those semi-finished products.
4. Finished products testing: Check all products when goods
are ready to ensure all goods is good as our planning.
5. QC spot checking: Randomly choose the products to check
the quality from the mass production.