Development of auto unloading yml and xml format on the site

Development of auto unloading yml and xml format on the site
site on the platform
okay-cms.com/
Site address
101sport.ru/

need to develop (or customize if the platform supports) auto unloading and download to add and edit the item

we will unload on the following portals:
Yandex Market
Yandex announces
T.I.M.
Price ru
modex platform site
Avito