客户不付款却要求放单，麻烦帮我翻译下

I'm afraid that we cannot release the B/L because we cannot find any solution from you side to protect our interests.
Here following 2 solutions for your reference
1,As i mentioned in the previous mail that let's share the loss
2,if there will he a new order with 3,000pcs,pls settle 30% payment in advance ,after we get the payment we can release B/L asap.

很报歉，我无法从你的来信中找到对我方有利益保障的解决方法，所以我们不能放单。
I am afraid that we could not release the B/L as requested due to the fact that we could not find a good solution that
could protect our legitimate interests from your correpondence.
这里有两个解决方案供你选择：We would propose to options as below,
1.双方共同承担损失，我以前在信中已经提出过
2.如果真的有3000件的订单，请支付30%的预付款。我们到后，可以马上放单。
1.The losses to be borne by both parties jointly,which I he proposed in the earlier mail.
2.If there is a solid order for 3000pcs,please kindly arrange

很报歉，我无法从你的来信中找到对我方有利益保障的解决方法，所以我们不能放单。
这里有两个解决方案供你选择：
1.双方共同承担损失，我以前在信中已经提出过
2.如果真的有3000件的订单，请支付30%的预付款。我们到后，可以马上放单
Very sorry,we can not release the B/L for no any solution benefinit for us found in your letter.
there are two solutions for your choice:
1,We bear the lossed in our two sides which I he raised in previous L/C  
2,If there is an  real order for 3000 pcs production,pls arrange the 30% downpayment,after receiving it,we will release the B/L

Sorry, but I can't find  solution which can provide benefit insurance to us from your letter, so we can't release the documents.

We are sorry to say that we can not release the bill of landing, as there is no guaratee to our side.

很报歉，我无法从你的来信中找到对我方有利益保障的解决方法，所以我们不能放单。

有人帮忙翻译下第一句话吗？在线等啊

是的，本来谈好的尾款货款凭提单支付。但客户现在说款打给了骗子，没有钱再支付我们。现在货已经到目的港，要求我们先放单

不是要在货到港前 付全款才能放单的吗

好急，遇到这么悲催的事情