3rd Party Sales Agreement for the supply of medical products - Legally Binding contra

I am looking for a comprehensive 3rd part sales agreement that we can put in place for ambassadors, international sales representatives and account managers to new ability to sell our medical supplies the agreement must be done to the highest standard and cover commission, liabilities, processes and all aspects of 3rd party selling. You must have a legal background and have the professional c certification to create a legally binding agreement/ contract.