we provided you a Invoice in May ,but we have not received your Funds untill now,please Inform the reason of this . And now ,our company Facing tremendous pressure,we need the Funds to keep company running Normally, we will stop Provideding you the merchandise untill we receive your Funds . 绝对自己翻译!你好好看看
追问翻译得不错,但是就一封催款邮件来讲,还是不够专业,anyway,谢谢你。