品质不良时向供方提出改善要求，并作好记录；

品质不良时向供方提出改善要求，并作好记录；

Results (English) 1:

When poor quality improvement request to the supplier, and prepare records;

Results (English) 2:

When asked to supply-side poor quality improvement requirements, and make records;

Results (English) 3:

When poor quality to the supplier to improve the requirements, and make records;