Republic of Congo asking for cement to import

Dear sir
I am writing to inform you that we are a moving and building company; we are based in Pointe Noire, the port city of Congo (Africa)
We work in both fields we would like to get in touch with suppliers or exporters of bagged cement
Being a moving and building company , we noticed a great need of bagged cement in our country.
So we are writing to make a proposal to you to market bagged cement in partnership with our company.
We are seeking affiliation opportunities with suppliers or