BlackRock Corporate High Yield Fund, Inc. is a fixed income mutual fund focusing on high yield bonds and securities. Managed by BlackRock Advisors, LLC, it aims to provide income by investing globally in a diversified portfolio of bonds and other debt instruments rated below investment grade. This includes corporate loans, convertible debt, and preferred securities, primarily targeting those with ratings of Ba or lower by Moody's or BB or lower by Standard & Poor's. Established in 2003, it offers investors exposure to high yield markets both in the U.S. and internationally.