Afghanistan purchasing Fertilizer DAP

we are interested to buy DAP Fertilizer from your company for Afghanistan's Market.
your kindly request to let us have your current market price and business procedure how can we proceed.
I will appreciate your kind feedback in this regards
Quantity: 24,656 bags of 20 kgs (493120 kgs / 1000 = 493.12 tons)
Delivery Time: Maximum 6 Weeks

* Bags of 20-kg with printed technical specifications and date of manufacture
* Formula (NH4) 2HPO4
* Nitrogen content (as N) soluble in water, min