关于一些报告，求解答。

我们是塑料包装的，客户要求以下报告 ： Safety reports : (1)AQL Level 2 (1.5 maj / 4.0 min ) report of final production, to be received 7 days before delivery;Inspection by supplier. (2) Low Cadium (less than 50mg/kg) declaration (3) AZO free of colours for packaging declaration 具体是怎样呢？因为没有过哦，而且我是新手一个。