I’d like to inform you that we’ve sent XXX you required last month.（简要回复之前的邮件） Attached are our catalogue and quotation for the complete ranges.
Our company has established business relationship with you since 2014. As you know, we’re devoting ourselves to expand our business abroad all the time. （表明想要扩展业务的意向）
I would appreciate it if you could recommend some potential purchasers to us. （说明想要他推荐新客户）It’s known to all that Chinese XXXs are renowned for their good quality, attractive designs and fine workmanship. They have enjoyed great popularity in the European market. （阐述自己的优势）
We believe that through your favorable help we’ll meet with extensive reception in your country.
We look forward to your favorable reply.