Translation into Russian language

The site says https://www.jigoshop.com/development/language-translations/

Please contact us to find out how you can benefit from becoming a partner with Jigoshop.

I wrote twice to you. (In March and April sales@jigoshop.com) But You have not answered ((
I can translate this plugin to Russian language. (the current translation is very poor and not full.) Interested in terms of cooperation? Email me at djdiplomat477@ gmail ( dot )com

https://wordpress.org/plugins/jigoshop/