Copper ore for delivery to Russia, the port of Vladivostok

We are looking for a supplier of copper ore fordfor to Russia, the port of Vladivostok.
The copper content is not lower than 15%.
We offer a contract for 5 years and the first test batch of 1000 metric tons.
We need to supply 400,000 metric tons of copper concentrate per year.
Packing in ton bags (big bag). Container or wagon.
Information on the chemical composition and fractional composition is also needed.
Please send us an offer as soon as possible.