Inquiry of milk powder by a company from Hungary

Our partner has an inquiry of milk powder as follows :
Quality fat or low fat for drinking purposes (add water to it ) for adult
Quantity: 100-150 mtons / month
the total quantity is 1.000 mtons, what we have to deliver in 6 month – time
by 5-10 container / month
Packing: in 25 kg bags
Pls include your price in your premise packing in 25 kg bags in container.
Payment : by L/C
Pls also send us specification.