I need a writer to write business proposal letter to attract a client

I want contact a new client and write them a business proposal my business is in the supply of essential and fragrant oils the client I am planing to sent a business propsal is in the handmade soap, lotions and soapmaking skincare teaching business.
I want to sent them a business proposal offering them new markets for their product and services internationaly.
The main objective of busniess proposal is for them to provide Soapmaking classes and soapmaking supplies in another country a new territory.
Can you write compelling business proposal letter to the aftermentioned prospective client and what price.

Thank you
Ahmed Mohamed