2--You have probably noticed that our products' prices are competitive. Besides. we can provide more superior products than other companies at the same price.
 
1-- We need your detail explanation.
 
2-- It means that if you place a big order.we usually allow 15% for a trade discount. And our products feel more slip. colorful and faddish than others. You can have a look.
 
1-- It sounds good.and how about its quality': We only book for the best.
 
2-- We always sell the best. You can believe us at this point.
 
1-- OK! How long dose it take you to deliver if we order 1000 piece of silk.
 
2-- Within 2 weeks once we receive your orders.
 
===================================
注解：
 
1.competitive竞争的   
2.superior优越的  
3.explanation解释  

===================================
译文：
 
1--你们的产品的竞争优势是什么？
2--你们可能已经注意到了我们产品的价格很有竞争力。此外，在相同的价位上，我们能够提供更加优质的产品。
1--我们需要你详细地解释一下。
2--如果你们下大宗订单，那么我们通常给你们15%的折扣。而且，我们的产品感觉起来更加顺滑，颜色更多，而且更加时尚。你可以看一看。
1--听起来不错。你们产品的质量怎么样？我们只订最好的。
2--我们一直卖优质产品。这点你可以相信我们。
1--好。那如果我们预订1000件丝绸，交货需要多长时间？
2--收到订单后两个星期内交货。