Am looking for business partner have experience in Marketing -

This is abdallah, am graphic designer have account in merch by amazon, i design (T-shirts, hoodie, sweatshirts, long sleeve t-shirt) then upload it on amazon but the problem that i don't know anything about marketing and this account is still new also so there's no sales, i design really good shirts but this is not enough i need someone who have a lot of experience in marketing to build partnership with, i will design and you do the marketing The profit will be 50% for you and 50% for me and all is this will be out of freelancer website (i will not pay this price of course i put any price to post the project) remember.. the more experience you have the more money you will gain so please you must have deep knowledge about marketing otherwise we will not get sales