Quality Control

COS main quality control procedure is:Select qualified supplier.We audit the factory according the “evaluation system of COS” and continue to measure the production capability.
Obtaining the following certification is a proof of good process control:
1, ISO 9001:2000
2, ISO/TS16949:2002
COS continue to bring up the supplier and keep the customer requirement as our focus.COS quality team have more than 7 years oversea market quality control experience. The quality assurance capability meet and exceed the customer’s requirement.

COS quality team has special testing and measuring facility for each kind of process and part; the control plan is considered as well. The capability of testing and measuring include :

1, ASTM SAE J200 requirement.
2, Rubber and plastic part dynamic conduct test.
3, Projection measure dimension.
4, Metal spectrum analysis.

COS cooperate with the third independence laboratory in a long term. The certified laboratory service is as follow (not only):
1, RoHS 2002/95/EC.
2, X-RAY testing for metal parts.
PPAP will submit with the sample if required by customer.