Sir
We need Bitumen 50/70. It is for export purposes.I enclosed the specification Zeno has been an export and service company. We are major export Metals, Chemical and Mineral. 

Product: Bitumen 50/70
Order : 100MT trail order often (4000MT) up to 12 months.
Price : FOB 
Grade : Attached specification
Inspection : Approved authorized agency

I am waiting for your valuable reply