I need to send this letter to a company in USA but I am not sure if it's right, 'cause I had never wrote a formal letter. Can anyone help me?
( I am a Portuguese native speaker)
We have seen your advertisement in the web and we are interested to buy your products to re-sell them here in the south of COUNTRY.
By this way, we are asking which is the sector that we should contact to start our relationships.
Although we haven’t done any business with you before, we are a well-known firm and we are sure that we will be able to be sucefully working together.
Sincerely,