Just take a look at who registered Avona Tradings Website and type the name into a search engine and you will know you are dealing with a known criminal enterprise.  Calvin is in this camp as well.

I had a good realtionship with Avona Trading company till 2009. I still remember my boss, who worked in our department. All the best

Absolutely Not, they want you to use you as a money mule, do not share any information with them

What to know if this number belong to a legitimate company.
Thanks