Betty: The RS-4 is a promotional item this month.

贝蒂：rs - 4是我们这个月的促销产品。

It means you are asking if they have any discount item or promotional items.

这意味著你问他们是否有任何折扣或促销品项。

This item can use different design as per customers demand. It can with a key chain. This item can be applicable for gifts, promotional item or personal care goods.

本产品可根据客户的需求贴上不同花样的软面胶贴，可带钥匙链，可用作礼品，促销品，或个人护理用。

Promotional assistance will only be provided for in-store activities as listed under item 7.

推广协助只限于本协议第7项所列店内推广活动内容。