从中华人民共和国驻……大使馆商务参赞处获悉贵公司名称和地址，现借此机会与贵方通信，意在达成一些实际交易为开端，以建立业务系。
1.Having had your name and address from the Commercial Counselor's office of the Embassy of the People's Republic of China in..., we now avail ourselves of this opportunity to write to you and see if we can establish business relations by a start of some Practical transactions.
从中国国际贸易促进会获悉，你们有意采购电器用具。
2. We have heard from China Council for the Promotion of International Trade that you are in the market for Electric Appliances.
驻贵地的中国领事向我们介绍，你公司是……生产……(商品)的大出口商。
3. Your name has been recommended to us by the Chinese Consul stationed in your city as large exporters of ... goods produced in ....