B&W quality is controlled completely in the house.  B&W inspections are carried out as follows:

1) Dimension inspection
2) Shape insection
3) Visual Inspection
4) Chemical compostion inspection(MPI etc)
5) Mechnical Property Test
6) Other Inspection & Test: DYE,MT,U-T,X-RAY Test, IMPACT TEST, PAINTING THICKNESS TEST etc

B&W can cooperate with clients to bear 3rd Party Test & Inspection: Like BV,GL,SGS etc.