طلبات معدن حديد فولاذ / معادن غير حديدية / بحرين

we would to import the following chemical and material. 1- zinc ingot 100.000 tons monthly. 2- zinc Ammonuim chloride 60% 40% 22 tons monthly. 3- zinc Ammonuim chloride 20%80% . 4- Electroplating Brightener, Make up and other material.