Gem advertising

We are Qatar based company catering different services to top clients like Qatar Airways, Qtel etc based in Doha Qatar. One of our client would like to place an order for plastic flour bag of size 93 cm by 62 cm which can hold 50 kg of wheat flour. If everything confirmed we will be placing order for 140000 pcs every month. It will be a regular order. Please advise what will be your best price Regards Sanjai