I need to ask you,for me to keep buying from you have you all the business and safety documents I require? As I will be dealing a lot with you in the future.

我需要向贵方询问, 贵方是否有我方要求的业务和安全文件以便我方持续从贵方购买?因为我方将与贵方在将来处理很多这样的文件,（还请贵方确认）.

希望可以帮到你
纯手写,望采纳