Malawi company need quotation RFQ for bakery yeast

Dear sir , ***
My name is *** I'm from Malawi
I'm running business under name of ***
I'm inquiring about yeast for bakery 500gm x 20 = 10kg box
I need one 20ft container total tonnage 18 ton per container every two months for my own consumption of baking at this moment
We might consider retailing in the market once we have established good quality and cost
Your prompt response in this regards will be highly appreciated
Do not hesitate to contact me if you may need more information