老外催款，我们如何友好的回复，

老外这两天在催款，其实我们也就耽误了一个多礼拜，并且已经安排下周付款了（我们公司规定一般在每个月的15号到25号付款），，请问如何友好的回复催款。 老外原话是这样的。英语好的，帮帮我吧。 please be mindful that our terms with ××× are net 60. we strive to meet your expectations for on time delivery, i don’t want a situation that your orders become delayed due to delinquent payment. we he enjoyed a good relationship with×××and i hope to continue to he a mutually prosperous relationship in the future. also i will be your contact for lamp sales and related product issues. thank you