促销
Sales promotion
保持商业联系
Keep business relations with
下订单
Place an order
推销函
Sales letters
引起兴趣
Stimulate interest to
保留客户
Retain customers
提出卖点
Put forward selling points
记录
Take down
省时的机器
Time saving machine
示范
Arrang a demonstration
售后服务
After sales services
定制的产
Customized products
给予九折优惠
Offer you a discount of 9％
品质优良
畅销
Have a ready sales
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