答：首先發邀請函，
邀請函的寫法
介紹自己公司情況，主要業績實力等，讓客戶具有信心
根據客戶情況向客戶推薦合適產品，介紹價格功能
提出合作意愿

參加展會也是一個很重要的途徑
邀請老客戶和潛在客戶參展，這也是展現實力的一種方式

附上英文范文一篇
Dear Sirs,
Thank you for your kind visit at our booth 3.2F18 during Canton Fairs. This is Water from SHV Company. I hope you could feel free to study our offer about Portable DVD Player.
SHV Company is a professional manufacturer in producing Portable DVD Player. The products are spreading the countries and regions including Asia, Europe and America, products covering 7’, 8.5’, 9’, 10.2’. We’ve been investing US$38 million to set up a high-tech industry zone named SHV Technology Co., Ltd in Zhejiang Province, which covers 82000 square meters and 200000 square meters of building. With our strong R＆D and workmanship. Believe we can become your good partner and friend.
According to the memo during Canton Fair, we would like to list the following offers for your record.
Model: Item A903, 9’swivel screen with TV tuner, USB＆Card Reader
Offer: FOB Shenzhen US$50
MOQ: 1000pcs
Samples and more information are available as requested. We appreciate your kind ideas about our cooperation..
We are looking forward to our initial cooperation soon.
Best regards,
Water