求翻译：质量周报保存一年、质量月报、质量半年报和质量年报保存五年是什么意思？

Kept for one year quality weekly, monthly quality, quality, and quality of semi-annual report to save five

quality preservation of a weekly bulletin, quality first half year, quality and quality annual report, kept for a period of five years

The quality department is responsible to establish the company to refine oil the service quality monthly report, the quality semi-annual reporting and the quality annual report, leads the examination after the quality department manager, quality monthly report each month before 5th, quality semi-ann

Quality weekly one year, quality monthly quality annual report, quality for six months and five years

Quality weekly one year, quality monthly quality annual report, quality for six months and five years