In order to demonstrate
our reliable quality control system, 
is adopting SPC techniques and planning to introduce six
sigma methods this year.
1. Statistical Process Control
Purpose to be approved by customers
1) Quality Control Operation
2) Process Capability
3) Product Acceptability
4) Measurement Repeatability and Re-productivity
2. Product Inspection & Testing
1) Chemical Composition
All elements specified
and impurity contents
2) Metallographic Examination
As required for process
control and validating product acceptance and performance
3) Material Properties and Material Characteristics
For Control of process
and product performance
4) Qualification Testing
5) Performance Testing
3. Certification Documentation
1) Chemical Composition
2) Certification Report
3) Purchase Order Number
4) Lot number
5) Quality
6) Test Results
7) A member is responsible for the certification
8) Product Date
9) Certification Date
4. Record Retention
