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Quality

QC Flow Chart

Quality control flow chart

 

Inspection facilities

Inspection facilities 1 Inspection facilities Inspection facilities
Inspection facilities Inspection facilities Inspection facilities​​​​​​​

Inspections

Material Test of DST tools

property test of packer material

hardness of DST tools material

DST tools case test

smooth test of valve body

inspection of valve case

Tool assembly test before delivery​​​​​​​

Omni valve function test

LPRN function test curvy