Yes, you will be getting full control for submitted article as long as the article is written in compliance with Wikipedia rules. We won’t publish content/change content without your approval. Also, this article can be modified based on your needs/ requirements. However, we need to maintain the article rules by Wikipedia to balance the article without promotional text.
As you know the articles published in Wikipedia are not a press releases or advertisements published by the ad agency. As mentioned in Wikipedia Pillars
“Wikipedia has a neutral point of view. We strive for articles that advocate no single point of view. Sometimes this requires representing multiple points of view, presenting each point of view accurately and in context, and not presenting any point of view as “the truth” or “the best view.”