commercial publishing
Refers to the business of publishing books, magazines, or other materials for sale to the general public, as opposed to private or non-commercial publishing.
He achieved success in commercial publishing.
The world of commercial publishing is highly competitive.
自費出版 is self-publishing where the author bears the cost, while 商業出版 is commercial publishing where a publisher invests and sells to the market.
Compound of 商業 (commerce) and 出版 (publishing).