hey there,
As you said you will be providing login id's of both the site you own & I will help you in exporting your products from existing store to new wordpress site with adding description & all the stuff you stated above.
I'll keep this short and we can go into more details when we chat.
Relevant Skills and Experience
Wordpress,Php,Wix,Shopify,E-commerce
Hoping to have a word with you
Thanks